1. Write a program to reverse digits of a number
  2. Program to find whether a no is power of two
  3. Number of ways to cut a stick of length N into K pieces
  4. Program for n'th node from the end of a Linked List
  5. Majority Element
  6. Detect loop in a linked list
  7. Largest Sum Contiguous Subarray
  8. Convert a Binary Tree into its Mirror Tree
  9. Count set bits in an integer
  10. Compiler Theory | Set 1
  11. Given a linked list which is sorted, how will you insert in sorted way
  12. Check sum of Covered and Uncovered nodes of Binary Tree
  13. Data Structures and Algorithms | Set 2
  14. Find the two non-repeating elements in an array of repeating elements
  15. Compute the integer absolute value (abs) without branching
  16. Leaders in an array
  17. Count Inversions in an array | Set 1 (Using Merge Sort)
  18. Two elements whose sum is closest to zero
  19. Check for Children Sum Property in a Binary Tree
  20. Convert an arbitrary Binary Tree to a tree that holds Children Sum Property
  21. Storage for Strings in C
  22. Reverse a Doubly Linked List
  23. Inorder Tree Traversal without recursion and without stack!
  24. Maximum difference between two elements such that larger element appears after the smaller number
  25. Pairwise swap elements of a given linked list
  26. What are the operators that can be and cannot be overloaded in C++?
  27. Delete a node in a Doubly Linked List
  28. Equilibrium index of an array
  29. Write you own Power without using multiplication(*) and division(/) operators
  30. Identical Linked Lists
  31. Reverse a Linked List in groups of given size | Set 1
  32. Next Greater Element
  33. Output of C++ Program | Set 1
  34. Find the Minimum length Unsorted Subarray, sorting which makes the complete array sorted
  35. Sorted order printing of a given array that represents a BST
  36. Find duplicates in O(n) time and O(1) extra space | Set 1
  37. Program for Fibonacci numbers
  38. Get Level of a node in a Binary Tree
  39. Find k-th smallest element in BST (Order Statistics in BST)
  40. Search in a row wise and column wise sorted matrix
  41. Find the repeating and the missing | Added 3 new methods
  42. Naive algorithm for Pattern Searching
  43. Given an array arr[], find the maximum j - i such that arr[j] > arr[i]
  44. Smallest of three integers without comparison operators
  45. A Boolean Matrix Question
  46. Matrix Chain Multiplication | DP-8
  47. Practice Questions for Recursion | Set 7
  48. Print all sequences of given length
  49. Analysis of Algorithms | Set 2 (Worst, Average and Best Cases)
  50. Sorted Linked List to Balanced BST
  51. Josephus problem | Set 1 (A O(n) Solution)
  52. Coin Change | DP-7
  53. In-place conversion of Sorted DLL to Balanced BST
  54. Binomial Coefficient | DP-9
  55. Activity Selection Problem | Greedy Algo-1
  56. Egg Dropping Puzzle | DP-11
  57. Hamiltonian Cycle | Backtracking-6
  58. Longest Palindromic Subsequence | DP-12
  59. To find sum of two numbers without using any operator
  60. Count numbers that don't contain 3
  61. Find four elements that sum to a given value | Set 1 (n^3 solution)
  62. Check whether a given Binary Tree is Complete or not | Set 1 (Iterative Solution)
  63. Given a number, find the next smallest palindrome
  64. Boundary Traversal of binary tree
  65. Make a fair coin from a biased coin
  66. Sort numbers stored on different machines
  67. Lexicographic rank of a string
  68. Given a sequence of words, print all anagrams together | Set 1
  69. Pascal's Triangle
  70. Closest Pair of Points using Divide and Conquer algorithm
  71. Dijkstra’s Algorithm for Adjacency List Representation | Greedy Algo-8
  72. Binary representation of a given number
  73. Add two bit strings
  74. Pancake sorting
  75. A Pancake Sorting Problem
  76. Insert Operation in B-Tree
  77. Largest Rectangular Area in a Histogram | Set 2
  78. Check if a number is Palindrome
  79. Minimum insertions to form a palindrome | DP-28
  80. Find all possible interpretations of an array of digits
  81. Iterative Method to find Height of Binary Tree
  82. Design a stack with operations on middle element
  83. Convex Hull | Set 2 (Graham Scan)
  84. Count digits in given number N which divide N
  85. Find depth of the deepest odd level leaf node
  86. Check if all leaves are at same level
  87. Remove all nodes which don't lie in any path with sum>= k
  88. Closest Pair of Points | O(nlogn) Implementation
  89. Count all possible paths from top left to bottom right of a mXn matrix
  90. Find the element before which all the elements are smaller than it, and after which all are greater
  91. Count all possible groups of size 2 or 3 that have sum as multiple of 3
  92. Print a Binary Tree in Vertical Order | Set 2 (Map based Method)
  93. Remove minimum elements from either side such that 2*min becomes more than max
  94. Program for nth Catalan Number
  95. Count Possible Decodings of a given Digit Sequence
  96. Check if two nodes are cousins in a Binary Tree
  97. Amazon Interview | Set 109 (On-Campus)
  98. Shortest path with exactly k edges in a directed and weighted graph
  99. Print squares of first n natural numbers without using *, / and -
  100. MakeMyTrip Interview Experience | Set 3
  101. How to check if two given sets are disjoint?
  102. Longest Even Length Substring such that Sum of First and Second Half is same
  103. Given a matrix of 'O' and 'X', find the largest subsquare surrounded by 'X'
  104. Given a binary string, count number of substrings that start and end with 1.
  105. Find the element that appears once in an array where every other element appears twice
  106. Greedy Algorithm for Egyptian Fraction
  107. Find a common element in all rows of a given row-wise sorted matrix
  108. Swap nodes in a linked list without swapping data
  109. How to handle duplicates in Binary Search Tree?
  110. Converting Decimal Number lying between 1 to 3999 to Roman Numerals
  111. Sort an almost sorted array where only two elements are swapped
  112. How to design a tiny URL or URL shortener?
  113. Shortest Common Supersequence
  114. How to sort a big array with many repetitions?
  115. Amazon Interview Experience | Set 204 (On-Campus for Internship)
  116. Bharti SoftBank (Hike) Interview Experience | Set 7 (For SDE)
  117. OLA Interview Experience | Set 7 (For SDE-1)
  118. Count of n digit numbers whose sum of digits equals to given sum
  119. Count total number of N digit numbers such that the difference between sum of even and odd digits is 1
  120. Print string of odd length in 'X' format
  121. Priority Inversion : What the heck !
  122. Accolite Interview Experience | Set 8
  123. How to check if a given array represents a Binary Heap?
  124. Count number of ways to partition a set into k subsets
  125. Find Minimum Depth of a Binary Tree
  126. Print cousins of a given node in Binary Tree
  127. Succinct Encoding of Binary Tree
  128. Check if a given Binary Tree is Heap
  129. Reorder an array according to given indexes
  130. Gaussian Elimination to Solve Linear Equations
  131. Longest Span with same Sum in two Binary arrays
  132. Determinant of a Matrix
  133. Beginning BootStrap (Part-1) | Introduction and Installation
  134. Sieve of Sundaram to print all primes smaller than n
  135. Check whether given degrees of vertices represent a Graph or Tree
  136. Construct a Binary Search Tree from given postorder
  137. Matrix Exponentiation
  138. endl vs \n in C++
  139. 8 puzzle Problem using Branch And Bound
  140. N Queen Problem using Branch And Bound
  141. Absolute distinct count in a sorted array
  142. Pair with given product | Set 1 (Find if any pair exists)
  143. Clone() method in Java
  144. Printing Longest Common Subsequence | Set 2 (Printing All)
  145. Program to convert a given number to words | Set 2
  146. Partial Functions in Python
  147. Two Dimensional Binary Indexed Tree or Fenwick Tree
  148. Program to find last digit of n'th Fibonnaci Number
  149. Maximum sum of i*arr[i] among all rotations of a given array
  150. Generate 0 and 1 with 25% and 75% probability
  151. Microsoft Interview experience | Set 97 (On-Campus for IT Internship)
  152. Floor in a Sorted Array
  153. Implement rand3() using rand2()
  154. Reverse an array in groups of given size
  155. Amazon Interview Experience | Set 304 (On-Campus for Internship)
  156. Find number of times a string occurs as a subsequence in given string
  157. Oracle Interview Experience | Set 37 (Application Developer )
  158. Mahindra Comviva Interview Experience | Set 4 (On-Campus)
  159. Count distinct occurrences as a subsequence
  160. How JVM Works - JVM Architecture?
  161. Count number of solutions of x^2 = 1 (mod p) in given range
  162. LinkedHashSet in Java with Examples
  163. Length of Longest sub-string that can be removed
  164. Count all sorted rows in a matrix
  165. Number of permutation with K inversions
  166. Nearest 1 in a binary matrix
  167. URL class in Java with Examples
  168. Path with maximum average value
  169. Image Processing in Java | Set 6 (Colored image to Sepia image conversion)
  170. Count characters at same position as in English alphabet
  171. Convert a Binary Tree to Threaded binary tree | Set 2 (Efficient)
  172. Methods in Java
  173. Minimum Cost Path with Left, Right, Bottom and Up moves allowed
  174. Regex Boundary Matchers in Java
  175. Count pairs whose products exist in array
  176. Introduction to Apache Maven | A build automation tool for Java projects
  177. Find perimeter of shapes formed with 1s in binary matrix
  178. Number of palindromic paths in a matrix
  179. Number of full binary trees such that each node is product of its children
  180. Raw string literal in C++
  181. Compare two integers without using any Comparison operator
  182. Count natural numbers whose all permutation are greater than that number
  183. Sort an array when two halves are sorted
  184. Program for Perrin numbers
  185. Find a partition point in array
  186. Longest prefix that contains same number of X and Y in an array
  187. Sum of product of x and y such that floor(n/x) = y
  188. Make two sets disjoint by removing minimum elements
  189. Boggle | Set 2 (Using Trie)
  190. Sum of matrix element where each elements is integer division of row and column
  191. Distance of nearest cell having 1 in a binary matrix
  192. Check if reversing a sub array make the array sorted
  193. Rearrange an array in maximum minimum form | Set 2 (O(1) extra space)
  194. Nearest element with at-least one common prime factor
  195. Count passing car pairs
  196. N'th palindrome of K digits
  197. Number of decisions to reach destination
  198. Number Theory | Generators of finite cyclic group under addition
  199. Count substrings with same first and last characters
  200. Character replacement after removing duplicates from a string
  201. Search, insert and delete in an unsorted array
  202. Method Overloading with Autoboxing and Widening in Java
  203. Multiples of 3 and 5 without using % operator
  204. Substring with highest frequency length product
  205. Pointers vs References in C++
  206. Multiply large integers under large modulo
  207. Find maximum (or minimum) in Binary Tree
  208. HeapSort
  209. How to sort an array of dates in C/C++?
  210. Program to check if a given year is leap year
  211. Program to multiply two matrices
  212. Program to find transpose of a matrix
  213. Last Minute Notes – Operating Systems
  214. Overloading Subscript or array index operator [] in C++
  215. Check if any two intervals overlap among a given set of intervals
  216. Perfect Number
  217. Check if two numbers are equal without using arithmetic and comparison operators
  218. Check if a sorted array can be divided in pairs whose sum is k
  219. Find Length of a Linked List (Iterative and Recursive)
  220. C | Data Types | Question 8
  221. Data Structures | Queue | Question 11
  222. Query Optimization in Relational Algebra
  223. Reverse digits of an integer with overflow handled
  224. Given level order traversal of a Binary Tree, check if the Tree is a Min-Heap
  225. Find Excel column number from column title
  226. Remove minimum elements from array such that no three consecutive element are either increasing or decreasing
  227. Reset a lost Linux administrative password and Explanation
  228. All possible strings of any length that can be formed from a given string
  229. Singleton Design Pattern | Introduction
  230. Switch Statement in Java
  231. Largest BST in a Binary Tree | Set 2
  232. Generate all rotations of a given string
  233. Javax.servlet.http.Cookie class in Java
  234. How cookies are used in a website?
  235. Lifecycle and States of a Thread in Java
  236. Flow control in try catch finally in Java
  237. Reverse an array without using subtract sign ‘-‘ anywhere in the code
  238. Check if a large number is divisible by 25 or not
  239. Print common characters of two Strings in alphabetical order
  240. An efficient way to check whether n-th Fibonacci number is multiple of 10
  241. How to run java class file which is in different directory?
  242. Print array of strings in sorted order without copying one string into another
  243. How GPS works?
  244. Java.util.Random class in Java
  245. Java.util.Timer Class in Java
  246. Output of Python programs | Set 8
  247. Maximum number of Zombie process a system can handle
  248. mindepth and maxdepth in Linux find() command for limiting search to a specific directory.
  249. Number of times the largest perfect square number can be subtracted from N
  250. Square root of a number using log
  251. Program to count vowels in a string (Iterative and Recursive)
  252. Sum of divisors of factorial of a number
  253. Sum of product of all pairs of array elements
  254. Oracle Interview Experience | Set 47 (On-Campus)
  255. Find Index of 0 to be replaced with 1 to get longest continuous sequence of 1s in a binary array | Set-2
  256. Slope of the line parallel to the line with the given slope
  257. Recursive Programs to find Minimum and Maximum elements of array
  258. Bitmasking and Dynamic Programming | Set-2 (TSP)
  259. Output of Python program | Set 15 (Loops)
  260. Minimum Fibonacci terms with sum equal to K
  261. Remove one bit from a binary number to get maximum value
  262. Find a pair of elements swapping which makes sum of two arrays same
  263. Check if an array represents Inorder of Binary Search tree or not
  264. pipe() System call
  265. Maximum product of subsequence of size k
  266. Count quadruples from four sorted arrays whose sum is equal to a given value x
  267. Program for Stirling Interpolation Formula
  268. std::basic_string::max_size in C++
  269. Finding power of prime number p in n!
  270. Project Idea | Airport Security Using Beacon
  271. numpy.isreal() in Python
  272. Master Theorem For Subtract and Conquer Recurrences
  273. Squareroot(n)-th node in a Linked List
  274. LocalDate plusDays() Method in Java with Examples
  275. Number of times a number can be replaced by the sum of its digits until it only contains one digit
  276. Count nodes in Circular linked list
  277. Find numbers of balancing positions in string
  278. Find repeated character present first in a string
  279. C# | Substring() Method
  280. C++ Program to concatenate two strings using Operator Overloading
  281. Print triplets with sum less than or equal to k
  282. Check if a string is Pangrammatic Lipogram
  283. Puzzle | (When will the sheep be safe )
  284. Puzzle | (Crack The Plan)
  285. Number of N digit integers with weight W
  286. Amazon Interview Experience | Set 367 (On-Campus for Internship)
  287. std::find_end in C++
  288. Input Iterators in C++
  289. Forward Iterators in C++
  290. Binomial Random Variables
  291. Output Iterators in C++
  292. Bidirectional Iterators in C++
  293. Chain of Responsibility Design Pattern
  294. Citrix Interview Experience | Set 5 (On-Campus)
  295. GE Interview Experience | Set 5 (On-Campus for GE Digital)
  296. Project Idea | Assist Bot
  297. Project Idea | God's Eye
  298. Oracle Interview Experience | Set 46 (On-Campus)
  299. Calculate number of nodes between two vertices in an acyclic Graph by Disjoint Union method
  300. Veritas Interview Experience | Set 2 ( On Campus )
  301. Goldman Sachs Interview Experience | Set 25 (On-Campus for Internship)
  302. Output of C programs | Set 36
  303. Output of C programs | Set 38
  304. Project Idea | Sign Language Translator for Speech-Impaired
  305. Lexicographic rank of a string using STL
  306. Creating animations using Transformations in OpenGL
  307. Remove minimum number of elements such that no common element exist in both array
  308. Oracle Interview Experience | Set 57 (On-Campus for FTE)
  309. Shortest distance between two nodes in BST
  310. American Express Interview Experience | Set 2
  311. Cisco Interview Experience | Set 19 (For IT Engineer Profile)
  312. Amazon interview experience | Set 384 (On-Campus for FTE)
  313. Evaluate a boolean expression represented as string
  314. Java.util.Arrays.parallelPrefix in Java 8
  315. Teradata Interview Experience | Set 7 (On-Campus)
  316. Amazon Interview Experience | Set 387 (On -Campus for Full Time)
  317. Amazon Interview Experience | Set 388 (On -Campus for Full Time)
  318. Front Controller Design Pattern
  319. Sum of all even numbers in range L and R
  320. Maximise the size of consecutive element subsets in an array
  321. Xoriant Interview Experience | Set 2 (On- Campus)
  322. Sort first half in ascending and second half in descending order | 1
  323. Remote Procedure Call (RPC) in Operating System
  324. Find the n-th number whose binary representation is a palindrome
  325. Sets in JavaScript
  326. Count number of paths whose weight is exactly X and has at-least one edge of weight M
  327. Binary array after M range toggle operations
  328. Program to check if three points are collinear
  329. GwynnieBee Interview Experience (Full Time)
  330. Amazon Interview Experience | 399 (On Campus for full time)
  331. Maximum number of unique prime factors
  332. Total number of divisors for a given number
  333. Factset Interview Experience | Set 12 (On-Campus)
  334. Qualcomm Interview Experience | Set 15 (On-Campus)
  335. Sort an array according to absolute difference with a given value "using constant extra space"
  336. ServiceNow Interview Experience | Set 4 (On-Campus)
  337. Implementation of Graph in JavaScript
  338. Count all triplets whose sum is equal to a perfect cube
  339. Basic Network Attacks in Computer Network
  340. Smallest index such that there are no 0 or 1 to its right
  341. Positive elements at even and negative at odd positions (Relative order not maintained)
  342. Program for Next Fit algorithm in Memory Management
  343. iscntrl() in C++ and its application to find control characters
  344. Map in JavaScript
  345. Find if two people ever meet after same number of jumps
  346. OYO Interview Experience | Set 10 (On-campus for SDE)
  347. Puzzle | Farmer, Goat, Wolf and Cabbage
  348. Find most significant set bit of a number
  349. Check if a graphs has a cycle of odd length
  350. OYO Interview Experience | Set 11 (For 2 years experienced)
  351. Goldman Sachs Interview Experience | Set 33 (For Experienced)
  352. Program to find sum of first n natural numbers
  353. Composite Number
  354. Program to find if a character is vowel or Consonant
  355. Templates in C++ vs Generics in Java
  356. Head command in Linux with examples
  357. Puzzle | River Crossing
  358. Reversing an Equation
  359. Mahindra Comviva Interview Experience | Set 6 (On-Campus)
  360. Wipro Interview Experience | Set 10 (On-Campus)
  361. Mobile Search Engine Optimization (SEO)
  362. Two interfaces with same methods having same signature but different return types
  363. Bootstrap (Part-9) | Tooltips
  364. Efficiency of CSMA/CD
  365. Largest K digit number divisible by X
  366. Amazon Interview Experience | Set 404 (On-Campus Internship)
  367. Smallest K digit number divisible by X
  368. Sabre Interview Experience (On Campus for Associate Software Developer)
  369. GS Lab interview Experience | Set 3
  370. Maximum points from top left of matrix to bottom right and return back
  371. To check whether a large number is divisible by 7
  372. Supervised and Unsupervised learning
  373. Program to count digits in an integer (4 Different Methods)
  374. Given a n-ary tree, count number of nodes which have more number of children than parents
  375. Promact Infotech Pvt. Ltd. Interview Experience
  376. Collision Domain and Broadcast Domain in Computer Network
  377. K-th Largest Sum Contiguous Subarray
  378. Number of compositions of a natural number
  379. Check if number is palindrome or not in Octal
  380. Queries on probability of even or odd number in given ranges
  381. Vampire Number
  382. Smallest integer with digit sum M and multiple of N
  383. Cycles of length n in an undirected and connected graph
  384. Maximize value of (a[i]+i)*(a[j]+j) in an array
  385. Lexicographically smallest string whose hamming distance from given string is exactly K
  386. Smallest x such that 1*n, 2*n, ... x*n have all digits from 1 to 9
  387. Simplify the directory path (Unix like)
  388. Sopra Steria Interview Experience
  389. Next Greater Frequency Element
  390. Index Mapping (or Trivial Hashing) with negatives allowed
  391. Check if a large number is divisibility by 15
  392. Print words of a string in reverse order
  393. Implementing Photomosaics
  394. Smallest Derangement of Sequence
  395. Check whether the given array is perfect or not
  396. Sorting using trivial hash function
  397. Count sub-arrays which have elements less than or equal to X
  398. Frequency of a substring in a string
  399. Underscore.js | pluck() with Examples
  400. Cyclic Redundancy Check in Python
  401. Minimum cost to make Longest Common Subsequence of length k
  402. Check for integer overflow on multiplication
  403. Variation in Nim Game
  404. PHP | Date and Time
  405. Asynchronous and Synchronous Callbacks in Java
  406. Addition and Subtraction of Matrix using pthreads
  407. Verification in Java (JVM)
  408. Sexy Prime
  409. Implementation of Deque using doubly linked list
  410. Find first and last digits of a number
  411. Python | Maximum and minimum element's position in a list
  412. Encrypt string with product of number of vowels and consonants in substring of size k
  413. Entringer Number
  414. Add given n time durations
  415. Program to print right and left arrow patterns
  416. Digital logic | Shift Registers
  417. Program for triangular patterns of alphabets
  418. Digital Electronics | Analog to digital conversion
  419. Communication between Parent and Child process using pipe in Python
  420. OYO Interview Experience | Set 4 (For 5+ Experienced)
  421. Parallel Array
  422. Snake case of a given sentence
  423. Number of non-negative integral solutions of sum equation
  424. Find remainder of array multiplication divided by n
  425. Program for Stair Case Patterns
  426. Python | Print all the common elements of two lists
  427. numpy.isrealobj() in Python
  428. ArrayBlockingQueue add() method in Java
  429. C/C++ Program to Find remainder of array multiplication divided by n
  430. Java Program to Find remainder of array multiplication divided by n
  431. Python Program for Find remainder of array multiplication divided by n
  432. Program to calculate area of a Tetrahedron
  433. Area of the biggest possible rhombus that can be inscribed in a rectangle
  434. BigInteger abs() Method in Java
  435. PHP | Get PHP configuration information using phpinfo()
  436. Executable Comments in Java
  437. Theory of computation | Decidable and undecidable problems
  438. Count the number of non-reachable nodes
  439. Encryption vs Encoding vs Hashing
  440. PHP | Merging two or more arrays using array_merge()
  441. Covert string X to an anagram of string Y with minimum replacements
  442. OYO Rooms Interview Experience | Set 6
  443. Find the largest node in Doubly linked list
  444. Freeware v/s Shareware
  445. Python String | strip()
  446. GATE | GATE CS Mock 2018 | Set 2 | Question 45
  447. Hour-glass Pattern
  448. Rearrange a linked list in to alternate first and last element
  449. Program to print non square numbers
  450. Mediator Design Pattern
  451. Program to print the arrow pattern
  452. HTML | Spell Check
  453. Garbage Collection in Python
  454. JavaScript | Math.hypot( ) Function
  455. Introduction to Artificial Neutral Networks | Set 1
  456. ADP Recruitment Experience | Set 3 (On Campus for Member Technical)
  457. PHP | array_shift() Function
  458. PHP | array_unshift() Function
  459. Move all zeros to the front of the linked list
  460. Sorting array with conditional swapping
  461. Divide two integers without using multiplication, division and mod operator
  462. Find the slope of the given number
  463. Python | tuple() Function
  464. Count special palindromes in a String
  465. Sort 1 to N by swapping adjacent elements
  466. Stream min() method in Java with Examples
  467. Divide a big number into two parts that differ by k
  468. Count ordered pairs of positive numbers such that their sum is S and XOR is K
  469. JavaScript | Math.E() function
  470. PHP | key() Function
  471. Program to find Nth term in the given Series
  472. Collections max() method in Java with Examples
  473. JavaScript | Math.tanh() function
  474. JavaScript | Math.sinh() function
  475. Invert actual bits of a number
  476. PHP | array_replace_recursive() Function
  477. Rank of an element in a stream
  478. PHP | Serializing Data
  479. Goldman Sachs Interview Experience | Set 40
  480. Smallest even digits number not less than N
  481. Reverse Diagonal elements of matrix
  482. JavaScript | date.getHours() Function
  483. Largest subset with maximum difference as 1
  484. Number of subarrays with m odd numbers
  485. JavaScript | arrayBuffer.byteLength property
  486. Amortized analysis for increment in counter
  487. JavaScript | date.getDay() method
  488. RC4 Encryption Algorithm
  489. Java String concat() with examples
  490. Sum of product of each element with each element after it
  491. PHP | chr() Fucntion
  492. Java | Current date and time
  493. Maximum Product Subarray | Added negative product case
  494. Reach A and B by multiplying them with K and K^2 at every step
  495. Cube Free Numbers smaller than n
  496. Finding a Non Transitive Coprime Triplet in a Range
  497. Euler's Four Square Identity
  498. Check if characters of one string can be swapped to form other
  499. AA Trees | Set 1 (Introduction)
  500. Check if number can be displayed using seven segment led
  501. Sum of the series 2^0 + 2^1 + 2^2 +.....+ 2^n
  502. Find duplicate in an array in O(n) and by using O(1) extra space
  503. PHP | gmp_setbit() Function
  504. Range and Update Query for Chessboard Pieces
  505. Making zero array by decrementing pairs of adjacent
  506. Count elements which divide all numbers in range L-R
  507. Cost to Balance the parentheses
  508. Maximum product subset of an array
  509. ML | Types of Learning – Supervised Learning
  510. Check if every index i has an index j such that sum of elements in both directions are equal
  511. UGC-NET | UGC NET CS 2015 Jun - II | Question 31
  512. Access-Lists (ACL)
  513. Decision Making in PL/SQL (if-then , if-then-else, Nested if-then, if-then-elsif-then-else )
  514. Program to print the hollow numerical parallelogram
  515. Python | Difference between iterable and iterator
  516. Comments in C#
  517. CouponDunia Recruitment Process
  518. Check for balanced parentheses in an expression | O(1) space
  519. CSS | Counters
  520. Product of first N factorials
  521. PHP | array_uintersect_assoc() Function
  522. Number of circular tours that visit all petrol pumps
  523. span Tag | HTML
  524. Check if a number can be expressed as a^b | Set 2
  525. Two odd occurring elements in an array where all other occur even times
  526. Word Wrap problem ( Space optimized solution )
  527. Minimum swaps so that binary search can be applied
  528. Convert an object to associative array in PHP
  529. Maximum product quadruple (sub-sequence of size 4) in array
  530. Largest gap in an array
  531. Highest power of two that divides a given number
  532. Python | Simple registration form using Tkinter
  533. PHP | fputs( ) Function
  534. Smallest number with given sum of digits and sum of square of digits
  535. C# | Methods
  536. Sort the biotonic doubly linked list | Set-2
  537. Python | Form validation using django
  538. Java Swing | BevelBorder and SoftBevelBorder
  539. Represent the fraction of two numbers in the string format
  540. First X vowels from a string
  541. Java.math.BigInteger.modInverse() method in Java
  542. C# | Types of Variables
  543. C# | Replace() Method
  544. Print all triplets with given sum
  545. Duplicates in an array in O(n) time and by using O(1) extra space | Set-3
  546. Find unique pairs such that each element is less than or equal to N
  547. Different ways to represent N as sum of K non-zero integers
  548. Perl | Arrays
  549. Puzzle | Minimum distance for Lizard
  550. Count the number of intervals in which a given value lies
  551. Find Largest Special Prime which is less than or equal to a given number
  552. HTML | Object tag
  553. PHP | mysqli_close() Function
  554. Minimum product in a grid of adjacent elements
  555. Perl | Hashes
  556. Count number of triplets in an array having sum in the range [a, b]
  557. PHP | IntlChar::isblank() Function
  558. Area of the Largest Triangle inscribed in a Hexagon
  559. Reduce string to shortest length by deleting a pair of same adjacent characters
  560. Replace every element with the greatest element on its left side
  561. Sort an array where a subarray of a sorted array is in reverse order
  562. DE Shaw Interview Experience | Set 23 (Full Time)
  563. Ruby | Arrays
  564. Check if any permutation of a large number is divisible by 8
  565. Delete all the even nodes from a Doubly Linked List
  566. Shortest path on a Square
  567. Count number of triplets with product equal to given number with duplicates allowed | Set-2
  568. JavaFX | Arc with examples
  569. 1mg Interview Experience (Off Campus)
  570. Edit distance and LCS (Longest Common Subsequence)
  571. Egg Dropping Puzzle with 2 Eggs and K Floors
  572. Find index of first occurrence when an unsorted array is sorted
  573. String transformation using XOR and OR
  574. Perpendicular distance between a point and a Line in 2 D
  575. Interview Rejections - How to handle?
  576. Count substrings that starts with character X and ends with character Y
  577. Distance between a point and a Plane in 3 D
  578. Array Manipulation and Sum
  579. Sort 3 numbers
  580. 8085 program to convert an 8 bit BCD number into hexadecimal number
  581. Haversine formula to find distance between two points on a sphere
  582. Maximum bishops that can be placed on N*N chessboard
  583. Find the only missing number in a sorted array
  584. Angle between two Planes in 3D
  585. Find the multiple of x which is closest to a^b
  586. How to prepare for eLitmus Hiring Potential Test (pH Test)
  587. Sum of all prime divisors of all the numbers in range L-R
  588. Print the corner elements and their sum in a 2-D matrix
  589. Number of elements smaller than root using preorder traversal of a BST
  590. Probability that the pieces of a broken stick form a n sided polygon
  591. Maximum power of jump required to reach the end of string
  592. Distance between two parallel Planes in 3-D
  593. Find gcd(a^n, c) where a, n and c can vary from 1 to 10^9
  594. Python | Sort an array according to absolute difference
  595. Number of ways to reach Nth floor by taking at-most K leaps
  596. Check if is possible to get given sum from a given set of elements
  597. Sudo Placement[1.7] | Greatest Digital Root
  598. Sum of sum of all subsets of a set formed by first N natural numbers
  599. PHP | preg_split() Function
  600. match_results empty() in C++ STL
  601. Time difference between expected time and given time
  602. Hyperfactorial of a number
  603. Count pairs with Bitwise XOR as ODD number
  604. Saddleback Search Algorithm in a 2D array
  605. Walmart Labs Interview Experience (Off Campus, Engineer 2 Development)
  606. Morgan Stanley Interview Experience (On-Campus)
  607. Tetranacci Numbers
  608. Cunningham chain
  609. 3DPLM Interview Experience for Software Developer
  610. Reallocation of elements based on Locality of Reference
  611. CBSE Class 11 | Problem Solving Methodologies
  612. Program to print Sine-Wave Pattern
  613. Intersecting rectangle when bottom-left and top-right corners of two rectangles are given
  614. Check if a point lies on or inside a rectangle | Set-2
  615. Pair with minimum absolute difference after solving each query
  616. Python | Filtering data with Pandas .query() method
  617. Even digits Sum and Odd digits sum divisible by 4 and 3 respectively
  618. C++ program to find the type of the given iterator
  619. Longest chain of arr[i], arr[arr[i]], .. without repetition
  620. Eggs dropping puzzle (Binomial Coefficient and Binary Search Solution)
  621. Split the array and add the first part to the end | Set 2
  622. Program to Print the Trapezium Pattern
  623. Maximum number of dots after throwing a dice N times
  624. Program to find Nth term of series 9, 23, 45, 75, 113...
  625. Python | Pandas Split strings into two List/Columns using str.split()
  626. Balanced expressions such that given positions have opening brackets | Set 2
  627. Minimum element in a max heap
  628. Majority element in a circular array of 0's and 1's
  629. ConcurrentHashMap putAll() method in Java
  630. wcsncmp() function in C/C++
  631. HTML | <optgroup> Tag
  632. IntBuffer duplicate() method in Java with Examples
  633. LongBuffer wrap() method in Java
  634. Passing Reference to a Pointer in C++
  635. Python | Working with date and time using Pandas
  636. Program to Find the Largest Number using Ternary Operator
  637. Final cell position in the matrix
  638. Python | Pandas Series.str.get_dummies()
  639. PHP | imagetypes() Function
  640. Provider getVersion() method in Java with Examples
  641. Program to find the Nth term of series 5, 10, 17, 26, 37, 50, 65, 82, ...
  642. Number of divisors of a given number N which are divisible by K
  643. Program to find the nth Kynea number
  644. Program to find the Nth term of the series 0, 14, 40, 78, 124, ...
  645. Program to find the Nth term of the series 0, 5, 14, 27, 44, ........
  646. Provider toString() method in Java with Examples
  647. Product of all prime nodes in a Doubly Linked List
  648. Provider getService() and getServices() method in Java
  649. Python | Pandas Series.str.isdigit()
  650. Python | Pandas Series.str.isalpha()
  651. Program to find sum of the given sequence
  652. Program for replacing one digit with other
  653. Logic Gates in Python
  654. Maximum number of pieces in N cuts
  655. Program to calculate Bitonicity of an Array
  656. Find the Initial Array from given array after range sum queries
  657. Minimum operation require to make first and last character same
  658. Balance a string after removing extra brackets
  659. Recursive program to print triangular patterns
  660. Maximize the product of four factors of a Number
  661. Program to find the quantity after mixture replacement
  662. Collections addAll() method in Java with Examples
  663. Collections asLifoQueue() method in Java with Examples
  664. Find any pair with given GCD and LCM
  665. Minimum length of string having all permutation of given string.
  666. Collections checkedCollection() method in Java with Examples
  667. Collections checkedList() method in Java with Examples
  668. Collections copy() method in Java with Examples
  669. Collections fill() method in Java with Examples
  670. Collections indexOfSubList() method in Java with Examples
  671. Collections list() method in Java with Examples
  672. Find the sum of n terms of the series 1,8,27,64 ....
  673. Minimum no. of operations required to make all Array Elements Zero
  674. Count common subsequence in two strings
  675. Matrix Chain Multiplication (A O(N^2) Solution)
  676. Count the number of ways to traverse a Matrix
  677. Largest triangle that can be inscribed in an ellipse
  678. Program to print elements of a Matrix row-wise skipping alternate elements
  679. Find sum of product of number in given series
  680. Design Snake Game
  681. Area of a circle inscribed in a regular hexagon
  682. Delete linked list nodes which have a greater value on left side
  683. Check if two arrays are permutations of each other using Mathematical Operation
  684. Sum of all nodes in a doubly linked list divisible by a given number K
  685. Thread.CurrentThread Property in C#
  686. Count number of integers less than or equal to N which has exactly 9 divisors
  687. Find the sum of first N terms of the series 2×3 + 4×4 + 6×5 + 8×6 + ...
  688. Program to print the Sum of series -1 + 2 + 11 + 26 + 47 +.....
  689. ArrayList removeAll() method in Java with Examples
  690. Program to print Kite Pattern
  691. Minimum odd cost path in a matrix
  692. ArrayList subList() method in Java with Examples
  693. AbstractList addAll() method in Java with Examples
  694. AbstractList clear() method in Java with Examples
  695. Program to find the Centroid of the triangle
  696. Program to find the Nth term of the series 0, 5, 18, 39, 67, 105, 150, 203, ...
  697. Sort a Linked List in wave form
  698. Find the Second Largest Element in a Linked List
  699. Print Doubly Linked list in Reverse Order
  700. Sort Linked List containing values from 1 to N
  701. Delete all Prime Nodes from a Doubly Linked List
  702. Check if elements of Linked List are present in pair
  703. Program to find Nth term of series 0, 7, 18, 33, 51, 75, 102, 133, .....
  704. Program to find Nth term of series 4, 14, 28, 46, 68, 94, 124, 158, .....
  705. Program to find Nth term of series 0, 11, 28, 51, 79, 115, 156, 203, ....
  706. Program to find Nth term of series 0, 9, 22, 39, 60, 85, 114, 147, .....
  707. Program to find the common ratio of three numbers
  708. Program to find the Radius of the incircle of the triangle
  709. Java Tricky Output Questions
  710. Program to find remainder when large number is divided by r
  711. Find 'N' number of solutions with the given inequality equations
  712. Delete linked list nodes which have a Lesser Value on Left Side
  713. Minimum changes required to make first string substring of second string
  714. Count Numbers with N digits which consists of odd number of 0's
  715. Maximum element in min heap
  716. StringBuilder setCharAt() in Java with Examples
  717. StringBuilder reverse() in Java with Examples
  718. StringBuffer setLength() in Java with Examples
  719. StringBuilder setLength() in Java with Examples
  720. Print a number strictly less than a given number such that all its digits are distinct.
  721. StringBuffer subSequence() in Java with Examples
  722. StringBuilder subSequence() in Java with Examples
  723. Number of solutions of n = x + n ⊕ x
  724. Find pair with maximum difference in any column of a Matrix
  725. StringBuilder substring() method in Java with examples
  726. StringBuilder toString() method in Java with Examples
  727. StringBuilder trimToSize() method in Java with Examples
  728. StringBuffer codePointCount() method in Java with Examples
  729. Program to solve the Alligation Problem
  730. PHP | preg_replace() Function
  731. Program to print the Zigzag pattern
  732. Area of a square inscribed in a circle which is inscribed in a hexagon
  733. Check if it is possible to move from (0, 0) to (x, y) in N steps
  734. Throwable getStackTrace() method in Java with Examples
  735. Area of circle which is inscribed in equilateral triangle
  736. Check if it is possible to sort the array after rotating it
  737. Throwable getSuppressed() method in Java with Examples
  738. Throwable initCause() method in Java with Examples
  739. Minimum value possible of a given function from the given set
  740. Sum of alternate elements of a N x N matrix
  741. Number of ways to choose a pair containing an even and an odd number from 1 to N
  742. Product of all nodes in a doubly linked list divisible by a given number K
  743. Minimum and maximum number of N chocolates after distribution among K students
  744. Check if a cell can be visited more than once in a String
  745. Number of solutions for x < y, where a <= x <= b and c <= y <= d and x, y are integers
  746. Find the total Number of Digits in (N!)N
  747. Check if the sum of digits of a number N divides it
  748. Find the number of rectangles of size 2*1 which can be placed inside a rectangle of size n*m
  749. Number of solutions for the equation x + y + z <= n
  750. Sum of all the elements in an array divisible by a given number K
  751. Program to find the maximum element in a Matrix
  752. Minimum number of digits to be removed so that no two consecutive digits are same
  753. Generate a number such that the frequency of each digit is digit times the frequency in given number
  754. Maximize number of nodes which are not part of any edge in a Graph
  755. Count all the numbers in a range with smallest factor as K
  756. Count pairs (i,j) such that (i+j) is divisible by A and B both
  757. Print N lines of 4 numbers such that every pair among 4 numbers has a GCD K
  758. Find last two digits of sum of N factorials
  759. StringBuilder appendCodePoint() method in Java with Examples
  760. Math multiplyFull() method in Java with Examples
  761. StrictMath multiplyFull() method in Java with Examples
  762. Delete all Prime Nodes from a Circular Singly Linked List
  763. Program to print Hut Star pattern
  764. Find Sum of Series 1^2 - 2^2 + 3^2 - 4^2 ..... upto n terms
  765. Product of all pairwise consecutive elements in an Array
  766. C# | Copy the elements of collection over a range of elements in ArrayList
  767. Program to replace every space in a string with hyphen
  768. Seating arrangement of n boys and girls alternatively around a round table
  769. Gould's Sequence
  770. Minimum number of nodes in an AVL Tree with given height
  771. Program to Print Mirrored Hollow Parallelogram
  772. Count of common multiples of two numbers in a range
  773. Sum and Product of minimum and maximum element of an Array
  774. C# | Sets the capacity to the actual number of elements in the ArrayList
  775. Find the common nodes in two singly linked list
  776. Sets of pairs in C++
  777. Minimum swaps required to convert one binary string to another
  778. Number of squares of side length required to cover an N*M rectangle
  779. Maximum count of equal numbers in an array after performing given operations
  780. Maximum number of fixed points using atmost 1 swap
  781. Maximum difference elements that can added to a set
  782. Largest element in the array that is repeated exactly k times
  783. Check if the given vectors are at equilibrium or not
  784. Program to find the Sum of each Row and each Column of a Matrix
  785. Sum of Fibonacci numbers at even indexes upto N terms
  786. Count numbers whose difference with N is equal to XOR with N
  787. Find if a molecule can be formed from 3 atoms using their valence numbers
  788. C#| How to change the size of one-dimensional array
  789. StringBuilder lastIndexOf() method in Java with Examples
  790. StringBuffer substring() method in Java with Examples
  791. StringBuffer lastIndexOf() method in Java with Examples
  792. Program to find the Area and Perimeter of a Semicircle
  793. Program to Convert Hexadecimal Number to Binary
  794. Number of anomalies in an array
  795. All possible numbers of N digits and base B without leading zeros
  796. Tree with N nodes and K leaves such that distance between farthest leaves is minimized
  797. Find the Nth term of the series 1 + 2 + 6 + 15 + 31 + 56 + ...
  798. Count changes in Led Lights to display digits one by one
  799. Section formula for 3 D
  800. Number of elements that can be seen from right side
  801. Check if there is any pair in a given range with GCD is divisible by k
  802. Equation of circle from centre and radius
  803. Round to next smaller multiple of 8
  804. Round to next greater multiple of 8
  805. Number of leading zeros in binary representation of a given number
  806. Replace every element of the array by product of all other elements
  807. Replace every array element by sum of previous and next
  808. Find amount to be added to achieve target ratio in a given mixture
  809. Longest subarray with elements divisible by k
  810. Problem of 8 Neighbours of an element in a 2-D Matrix
  811. Minimum array elements to be changed to make it a Lucas Sequence
  812. Count Number of animals in a zoo from given number of head and legs
  813. Find permutation of n which is divisible by 3 but not divisible by 6
  814. Maximum area of rectangle possible with given perimeter
  815. Area of decagon inscribed within the circle
  816. Number of triangles formed from a set of points on three lines
  817. Minimum cost to reach a point N from 0 with two different operations allowed
  818. Program to find Prime Numbers Between given Interval
  819. Program to calculate area and perimeter of a rhombus whose diagonals are given
  820. Minimum array insertions required to make consecutive difference <= K
  821. Ints concat() function | Guava | Java
  822. Check whether product of digits at even places of a number is divisible by K
  823. Program to find Nth term of series 7, 21, 49, 91, 147, 217, ......
  824. Replace every array element by Bitwise Xor of previous and next element
  825. Program to find the smallest element among three elements
  826. Finding inverse of a matrix using Gauss - Jordan Method | Set 2
  827. Longest subarray with elements having equal modulo K
  828. Replace every element with the smallest element on its left side
  829. Check whether (i,j) exists such that arr[i] != arr[j] and arr[arr[i]] is equal to arr[arr[j]]
  830. Count number less than N which are product of perfect squares
  831. Lexicographically smallest permutation with no digits at Original Index
  832. Find maximum volume of a cuboid from the given perimeter and area
  833. Sum of array Elements without using loops and recursion
  834. Magical Pattern
  835. Maximum difference of indices (i, j) such that A[i][j] = 0 in the given matrix
  836. Largest number smaller than or equal to N divisible by K
  837. Sum and Product of digits in a number that divide the number
  838. Count and Print the alphabets having ASCII value in the range [l, r]
  839. Largest N digit number divisible by given three numbers
  840. Maximum sum and product of the M consecutive digits in a number
  841. Kuliza Interview experience (on -campus)
  842. Count occurrences of a character in a repeated string
  843. GCD of a number raised to some power and another number
  844. Sum of all the multiples of 3 and 7 below N
  845. Minimum number of 1's to be replaced in a binary array
  846. Paths with maximum number of 'a' from (1, 1) to (X, Y) vertically or horizontally
  847. Steps to reduce N to zero by subtracting its most significant digit at every step
  848. AbstractSet Class in Java with Examples
  849. Check if a number is formed by Concatenation of 1, 14 or 144 only
  850. Largest sub-array whose all elements are perfect squares
  851. Instant compareTo() method in Java with Examples
  852. Instant atZone() method in Java with Examples
  853. p5.js | setRed() Function
  854. Program to find the sum of the series (1/a + 2/a^2 + 3/a^3 + ... + n/a^n)
  855. Print a case where the given sorting algorithm fails
  856. Largest right circular cone that can be inscribed within a sphere
  857. Largest cone that can be inscribed within a cube
  858. Largest cube that can be inscribed within a right circular cone
  859. Sum of common divisors of two numbers A and B
  860. Find the other number when LCM and HCF given
  861. LCM and HCF of fractions
  862. Find a value whose XOR with given number is maximum
  863. Check if the array has an element which is equal to product of remaining elements
  864. Number of leaf nodes in the subtree of every node of an n-ary tree
  865. Check whether the sum of prime elements of the array is prime or not
  866. Element equal to the sum of all the remaining elements
  867. Number of ways to reach the end of matrix with non-zero AND value
  868. Ratio of area of a rectangle with the rectangle inscribed in it
  869. Partiton N into M parts such that difference between Max and Min part is smallest
  870. Print sum of matrix and its mirror image
  871. Largest cube that can be inscribed within a right circular cylinder
  872. Find if there is any subset of size K with 0 sum in an array of -1 and +1
  873. Longest rod that can be inserted within a right circular cylinder
  874. Count pairs with Bitwise XOR as EVEN number
  875. Count pairs with Bitwise-AND as even number
  876. Minimum number of moves required to reach the destination by the king in a chess board
  877. Product of middle row and column in an odd square matrix
  878. Program to convert the diagonal elements of the matrix to 0
  879. Sum of the digits of a number N written in all bases from 2 to N/2
  880. Check if N is divisible by a number which is composed of the digits from the set {A, B}
  881. Kotlin if-else expression
  882. Count Numbers with N digits which consists of even number of 0’s
  883. Find determinant of matrix generated by array rotation
  884. Largest right circular cylinder that can be inscribed within a cone
  885. Find maximum element of each column in a matrix
  886. Find a point that lies inside exactly K given squares
  887. Find position of left most dis-similar bit for two numbers
  888. Add N digits to A such that it is divisible by B after each addition
  889. Number of moves required to guess a permutation.
  890. Final string after performing given operations
  891. Fill missing entries of a magic square
  892. Find the intersection of two Matrices
  893. Find the Nth term of the series 14, 28, 20, 40,.....
  894. Minimum range increment operations to Sort an array
  895. Minimum number of moves to make all elements equal
  896. Youtube Data API | Set-2
  897. C# | Method returning an object
  898. Qualcomm Interview Experience (Off-Campus)
  899. Program to print the given Z Pattern
  900. Replace every element of the array by its previous element
  901. Replace every element of the array by its next element
  902. Length of longest consecutive ones by at most one swap in a Binary String
  903. MonthDay get() method in Java with Examples
  904. Check If every group of a's is followed by a group of b's of same length
  905. C# | Getting an enumerator for a range of elements in the ArrayList
  906. C# | Getting an enumerator for the entire ArrayList
  907. Smallest Pair Sum in an array
  908. Determine the count of Leaf nodes in an N-ary tree
  909. LocalDate minusYears() method in Java with Examples
  910. LocalDate minusWeeks() method in Java with Examples
  911. LocalDate plusYears() method in Java with Examples
  912. LocalDate plusMonths() method in Java with Examples
  913. Construct a binary string following the given constraints
  914. Largest right circular cylinder within a cube
  915. ZonedDateTime plusDays() method in Java with Examples
  916. Minimum and Maximum number of pairs in m teams of n people
  917. Find the element whose multiplication with -1 makes array sum 0
  918. Find the only different element in an array
  919. Puzzle | 1000 light bulbs switched on/off by 1000 persons passing by
  920. Interchange elements of first and last columns in matrix
  921. Full screen OpenCV / GtK application in C++ running on Raspberry PI
  922. Sum of first N natural numbers when N is extremely large
  923. ZoneId equals() method in Java with Examples
  924. ZoneId from() method in Java with Examples
  925. ZoneId getAvailableZoneIds() method in Java with Examples
  926. ZoneId getDisplayName() method in Java with Examples
  927. Number of Binary Strings of length N with K adjacent Set Bits
  928. ZoneId systemDefault() method in Java with Examples
  929. ZoneId ofOffset() method in Java with Examples
  930. Python Program to Count ways to reach the n'th stair
  931. ZonedDateTime format() method in Java with Examples
  932. ZonedDateTime form() method in Java with Examples
  933. ZonedDateTime get() method in Java with Examples
  934. Minimum absolute difference of a number and its closest prime
  935. Largest palindromic number in an array
  936. Most frequent factor in a range of integers
  937. Sum of integers upto N with given unit digit
  938. Average of remaining elements after removing K largest and K smallest elements from array
  939. Find numbers a and b that satisfy the given conditions
  940. Integers from the range that are composed of a single distinct digit
  941. AbstractList subList() method in Java with Examples
  942. CopyOnWriteArrayList subList() method in Java with Examples
  943. Longest Subsequence where index of next element is arr[arr[i] + i]
  944. Check if moves in a stack or queue are possible or not
  945. LinkedHashSet removeAll() method in Java with Example
  946. Form N-copy string with add, remove and append operations
  947. Find an integer X which is divisor of all except exactly one element in an array
  948. Area of Reuleaux Triangle
  949. Diagonal of a Regular Pentagon
  950. URL toURI() method in Java with Examples
  951. Diagonal of a Regular Hexagon
  952. Maximum number of removals of given subsequence from a string
  953. Count pairs in an array that hold i+j= arr[i]+arr[j]
  954. Pairs from an array that satisfy the given condition
  955. Largest hexagon that can be inscribed within a square
  956. Print first N terms of series (0.25, 0.5, 0.75, ...) in fraction representation
  957. Minimize the maximum minimum difference after one removal from array
  958. Program for converting hours into minutes and seconds
  959. Count Subarrays with Consecutive elements differing by 1
  960. Do you want to make your own games?
  961. Check if all elements of the array are palindrome or not
  962. Count numbers in a range that are divisible by all array elements
  963. Product of N with its largest odd digit
  964. OffsetTime now() method in Java with examples
  965. Remove consecutive alphabets which are in same case
  966. Diagonal of a Regular Heptagon
  967. List sublist() Method in Java with Examples
  968. Area of a n-sided regular polygon with given side length
  969. Check if N is Strong Prime
  970. Main Thread in C#
  971. Check if a number is perfect square without finding square root
  972. Choose n elements such that their mean is maximum
  973. Check whether a + b = c or not after removing all zeroes from a,b and c
  974. Apothem of a n-sided regular polygon
  975. Number of ways to remove a sub-string from S such that all remaining characters are same
  976. Count number of pairs (i, j) such that arr[i] * arr[j] > arr[i] + arr[j]
  977. Program to find the Nth term of the series 0, 3/1, 8/3, 15/5........
  978. Minimum absolute difference between N and a power of 2
  979. HTML | DOM getElementsByClassName() Method
  980. Minimum prime number operations to convert A to B
  981. Minimum distance to the end of a grid from source
  982. Count pairs of parentheses sequences such that parentheses are balanced
  983. Find the non decreasing order array from given array
  984. TimeSpan.FromTicks() Method in C#
  985. Length of the longest substring with consecutive characters
  986. Count the number of holes in an integer
  987. Find probability of selecting element from kth column after N iterations
  988. Program to check if two strings are same or not
  989. Check if a number can be expressed as sum two abundant numbers
  990. Ternary Search
  991. Find nth term of the series 5 2 13 41
  992. HTML | DOM cloneNode() Method
  993. Count distinct elements in an array
  994. Minimum moves to reach from i to j in a cyclic string
  995. Program for Area Of Square after N-th fold
  996. Largest number less than or equal to N/2 which is coprime to N
  997. Reverse Middle X Characters
  998. HTML | DOM Style borderBottomRightRadius Property
  999. Count strings that end with the given pattern
  1000. Biggest Reuleaux Triangle inscribed within a Square inscribed in an equilateral triangle
  1001. Count of values of x <= n for which (n XOR x) = (n - x)
  1002. BigInteger divide() Method in Java with Examples
  1003. Find the Side of the smallest Square that can contain given 4 Big Squares
  1004. Find array using different XORs of elements in groups of size 4
  1005. Best Python libraries for Machine Learning
  1006. Pizza Problem
  1007. Remove characters from a numeric string such that string becomes divisible by 8
  1008. Biggest Reuleaux Triangle inscribed within a square which is inscribed within a hexagon
  1009. Program to check if a number is divisible by sum of its digits
  1010. Composite XOR and Coprime AND
  1011. Midpoint ellipse drawing algorithm
  1012. Minimum operations of the given type required to make a complete graph
  1013. bzip2 command in Linux with Examples
  1014. HTML | DOM MouseEvent
  1015. Count operations of the given type required to reduce N to 0
  1016. Arrange first N natural numbers such that absolute difference between all adjacent elements > 1
  1017. numpy string operations | less_equal() function
  1018. numpy string operations | greater_equal() function
  1019. numpy string operations | greater() function
  1020. Number of Simple Graph with N Vertices and M Edges
  1021. Smallest integer greater than n such that it consists of digit m exactly k times
  1022. Cost of painting n * m grid
  1023. Count Odd and Even numbers in a range from L to R
  1024. Ways to divide a binary array into sub-arrays such that each sub-array contains exactly one 1
  1025. Program to Assign grades to a student using Nested If Else
  1026. Find the winner by adding Pairwise difference of elements in the array until Possible
  1027. Minimum operations required to modify the array such that parity of adjacent elements is different
  1028. Find M-th number whose repeated sum of digits of a number is N
  1029. Total position where king can reach on a chessboard in exactly M moves
  1030. StringWriter hashCode() method in Java with Examples
  1031. StringWriter getClass() method in Java with Examples
  1032. Kotlin constructor
  1033. Lexicographically largest sub-sequence of the given string
  1034. Find the values of X and Y in the Given Equations
  1035. Find Intersection of all Intervals
  1036. Maximize the sum of products of the degrees between any two vertices of the tree
  1037. Modify a binary array to Bitwise AND of all elements as 1
  1038. howdoi in Python
  1039. Minimum number of given operations required to convert a string to another string
  1040. Composite numbers with digit sum 1
  1041. Length of the longest alternating subarray
  1042. Minimize the sum of squares of sum of N/2 paired formed by N numbers
  1043. Check whether the point (x, y) lies on a given line
  1044. Count of pairs (x, y) in an array such that x < y
  1045. Maximize the maximum among minimum of K consecutive sub-arrays
  1046. Sum of bitwise AND of all subarrays
  1047. Delete nodes which have a greater value on right side using recursion
  1048. Find index i such that prefix of S1 and suffix of S2 till i form a palindrome when concatenated
  1049. Minimum index i such that all the elements from index i to given index are equal
  1050. Find the longest Fibonacci-like subarray of the given array
  1051. Split an array into groups of 3 such that X3 is divisible by X2 and X2 is divisible by X1
  1052. HTML | DOM Form target Property
  1053. Check whether the number can be made perfect square after adding 1
  1054. Number of Hamiltonian cycle
  1055. Sum of all Submatrices of a Given Matrix
  1056. Number of trailing zeroes in base 16 representation of N!
  1057. Count paths with distance equal to Manhattan distance
  1058. Find the number of solutions to the given equation
  1059. Sum of the natural numbers (up to N) whose modulo with K yield R
  1060. XOR of XORs of all sub-matrices
  1061. URL Encoding/Decoding using Base64 in Java
  1062. Pattern pattern() method in Java with Examples
  1063. Pattern compile(String,int) method in Java with Examples
  1064. Pattern flags() method in Java with Examples
  1065. NLP | Training Tagger Based Chunker | Set 2
  1066. Goldman Sachs interview experience
  1067. YearMonth plus(long,unit) method in Java with Examples
  1068. YearMonth plus(TemporalAmount) method in Java with Examples
  1069. YearMonth minus(long,unit) method in Java with Examples
  1070. Year parse(CharSequence) method in Java with Examples
  1071. Pick points from array such that minimum distance is maximized
  1072. Count Hexadecimal Number
  1073. Time until distance gets equal to X between two objects moving in opposite direction
  1074. Find last five digits of a given five digit number raised to power five
  1075. Find the count of numbers that can be formed using digits 3, 4 only and having length at max N.
  1076. Number of ways to pair people
  1077. Maximum Primes whose sum is equal to given N
  1078. Third last digit in 5^N for given N
  1079. Longest subarray such that adjacent elements have at least one common digit | Set - 2
  1080. Count numbers having N 0's and and M 1's with no leading zeros
  1081. Print the balanced bracket expression using given brackets
  1082. Check whether the Average Character of the String is present or not
  1083. Series summation if T(n) is given and n is very large
  1084. Maximum average of a subarray of size of atleast X and atmost Y
  1085. Sum of i * countDigits(i)^2 for all i in range [L, R]
  1086. Minimum steps to make all the elements of the array divisible by 4
  1087. Bottom-up traversal of a Trie
  1088. Check if a Queen can attack a given cell on chessboard
  1089. Addition of two numbers without propagating Carry
  1090. Find if the given number is present in the infinite sequence or not
  1091. Maximum trace possible for any sub-matrix of the given matrix
  1092. Microsoft Internship Experience | Off-Campus Internship (Hyderabad)
  1093. Position of the K-th set bit in a number
  1094. Print a number as string of 'A' and 'B' in lexicographic order
  1095. HTML | DOM Input URL required Property
  1096. JavaScript | Error name Property
  1097. Count pairs with bitwise OR less than Max
  1098. Programs for printing pyramid patterns using recursion
  1099. Create a mirror tree from the given binary tree
  1100. Replace all elements by difference of sums of positive and negative numbers after that element
  1101. Sum of Fibonacci Numbers in a range
  1102. Print all Semi-Prime Numbers less than or equal to N
  1103. Program to find the time after K minutes from given time
  1104. Minimum number of given operation required to convert n to m
  1105. Maximum volume of cube for every person when edge of N cubes are given
  1106. Minimum number operations required to convert n to m | Set-2
  1107. Given count of digits 1, 2, 3, 4, find the maximum sum possible
  1108. Count common characters in two strings
  1109. Minimum value to add to arr[i] so that an array can be split at index i with equal sum
  1110. Sum of degrees of all nodes of a undirected graph
  1111. Replace array elements by sum of next two consecutive elements
  1112. HTML | DOM Anchor host Property
  1113. Count number of ways to reach a given score in a Matrix
  1114. Count of sub-strings that do not contain all the characters from the set {'a', 'b', 'c'} at the same time
  1115. Check whether factorial of N is divisible by sum of first N natural numbers
  1116. Check if factorial of N is divisible by the sum of squares of first N natural numbers
  1117. Find the number of integers from 1 to n which contains digits 0's and 1's only
  1118. Find the number of jumps to reach X in the number line from zero
  1119. Element in a matrix starting from which anti-clockwise traversal ends at the last element
  1120. Maximum element in a sorted and rotated array
  1121. Find the minimum number of steps to reach M from N
  1122. Find maximum in stack in O(1) without using additional stack
  1123. Check if a given number divides the sum of the factorials of its digits
  1124. Sum of the series Kn + ( K(n-1) * (K-1)1 ) + ( K(n-2) * (K-1)2 ) + ....... (K-1)n
  1125. Find the sum of the diagonal elements of the given N X N spiral matrix
  1126. Length of the smallest number which is divisible by K and formed by using 1's only
  1127. Number of ways for playing first move optimally in a NIM game
  1128. Area of the biggest ellipse inscribed within a rectangle
  1129. Minimum number of given operations required to convert a permutation into an identity permutation
  1130. Find the count of sub-strings whose characters can be rearranged to form the given word
  1131. Count all prefixes of the given binary array which are divisible by x
  1132. Elements greater than the previous and next element in an Array
  1133. Count consecutive pairs of same elements
  1134. Length of the longest increasing subsequence such that no two adjacent elements are coprime
  1135. Find (1^n + 2^n + 3^n + 4^n) mod 5 | Set 2
  1136. Find the number of elements greater than k in a sorted array
  1137. Find maximum sum taking every Kth element in the array
  1138. Minimum number of changes such that elements are first Negative and then Positive
  1139. Length of the longest substring with no consecutive same letters
  1140. Predict the winner of the game on the basis of absolute difference of sum by selecting numbers
  1141. Count the number of currency notes needed
  1142. HTML | DOM Title text Property
  1143. Program to find the maximum difference between the index of any two different numbers
  1144. Minimum possible final health of the last monster in a game
  1145. Find the sum of digits of a number at even and odd places
  1146. Count the number of sub-arrays such that the average of elements present in the sub-array is greater than that not present in the sub-array
  1147. Largest ellipse that can be inscribed within a rectangle which in turn is inscribed within a semicircle
  1148. Check if product of first N natural numbers is divisible by their sum
  1149. Interview Experience with Indus Valley Partners Feb 2019
  1150. Difference between the Constructors and Methods
  1151. Find minimum positive integer x such that a(x^2) + b(x) + c >= k
  1152. Length of the normal from origin on a straight line whose intercepts are given
  1153. Number of subsequences with zero sum
  1154. Count of sub-strings that do not consist of the given character
  1155. Find the maximum possible value of a[i] % a[j] over all pairs of i and j
  1156. 3-digit Osiris number
  1157. Dudeney Numbers
  1158. Maximum absolute difference in an array
  1159. MongoDB | Delete Database using MongoShell
  1160. Maximum elements which can be crossed using given units of a and b
  1161. Distance between two parallel lines
  1162. HTML | dirname Attribute
  1163. Find maximum product of digits among numbers less than or equal to N
  1164. What is Anonymous Types in C#?
  1165. C# | Check if two Tuple Objects are equal
  1166. OptionalInt getAsInt() method in Java with examples
  1167. OptionalLong getAsLong() method in Java with examples
  1168. OptionalDouble getAsDouble() method in Java with examples
  1169. Find the lexicographically smallest sequence which can be formed by re-arranging elements of second array
  1170. How to re-index an array in PHP?
  1171. Access Control in Computer Network
  1172. Find maximum meetings in one room
  1173. Python | Find missing elements in List
  1174. Check whether we can sort two arrays by swapping A[i] and B[i]
  1175. Python | Add image widget in Kivy
  1176. Django - Creating apps | Set - 2
  1177. Number of sub-sequence such that it has one consecutive element with difference less than or equal to 1
  1178. Check whether it is possible to convert A into B
  1179. HTML | <track> kind Attribute
  1180. Python | os.pwrite() method
  1181. HTML | DOM oncontextmenu Event
  1182. Difference between var keyword and short declaration operator in Golang
  1183. Data Analysis with Unix - Part 2
  1184. Sum of all second largest divisors after splitting a number into one or more parts
  1185. Largest and smallest digit of a number
  1186. Slices in Golang
  1187. Web Vibration API | Navigator.vibrate() Method
  1188. Program to Find the Incenter of a Triangle
  1189. Insertion in a Trie recursively
  1190. Removing a number from array without changing its arithmetic mean
  1191. XOR in a range of a binary array
  1192. Search in a trie Recursively
  1193. Find the sum of the first half and second half elements of an array
  1194. Time taken per hour for stoppage of Car
  1195. Euler zigzag numbers ( Alternating Permutation )
  1196. Reverse bytes of a Hexadecimal Number
  1197. Ramanujan Prime
  1198. Highly Totient Number
  1199. Program to find first N Fermat Numbers
  1200. Recursive program to find all Indices of a Number
  1201. Named Return Parameters in Golang
  1202. Maximum value of division of two numbers in an Array
  1203. Square free semiprimes in a given range using C++ STL
  1204. Find the area of quadrilateral when diagonal and the perpendiculars to it from opposite vertices are given
  1205. Find the number of cells in the table contains X
  1206. Find the smallest positive number missing from an unsorted array | Set 3
  1207. Find number of triplets in array such that a[i]>a[j]>a[k] and i<j<k
  1208. Pre-Order Successor of all nodes in Binary Search Tree
  1209. Count Set-bits of number using Recursion
  1210. Python | os.open() method
  1211. Ruby Basic Syntax