- Sum of array elements
- Reverse an Array
- Maximum and Minimum Of Array Elements
- Sum Of Digits
- Pascal Triangle
- Alone in couple
- Sum of Array
- Odd or Even
- a^b (Set 1)-(ambiguous)
- Number of factors
- Leap Year
- Palindrome String
- Armstrong Numbers
- Greatest of three numbers
- Swap two numbers
- Multiply 2 matrices
- Sum of Series
- Series AP
- Small Factorial
- Addition of Two Numbers
- Print Elements of Array
- Area of Rectange, Right Angled Triangle and Circle
- Binary number to decimal number
- Vowel or Not
- Print table
- Simple Interest
- Compound Interest
- Sum of Digit is Pallindrome or not
- Surface Area and Volume of Cuboid
- Automorphic Number
- Sum of an AP
- Sum of GP
- Print 1 to n without using loops
- nPr
- Count Alphabets
- Fascinating Number
- Remove characters from alphanumeric string
- Pattern Printing
- Remove Spaces
- Value equal to index value
- Decimal to any base conversion
- All divisors of a natural number
- Check if a number is Perfect Square
- Number Pattern
- Swap kth elements
- Second Largest
- Reverse digits
- Smaller and Larger
- Average
- Binary representation
- Check if an array is sorted
- Pattern of Strings
- Triangle shrinking downwards
- Palindrome
- Remainder Evaluation
- 12 hour clock addition
- 12 hour clock subtraction
- 12 hour clock Multiplication
- Lower case to upper case
- Cube root of a number
- Parallel or Perpendicular?
- Find the median
- Mean
- Number of divisors
- Sum of Digits Multiple - copy
- Perfect Number
- Multiples Power
- Multiply Array
- Diagonal sum
- Combinational Logic
- At least two greater elements
- Compete the skills
- Count of camel case characters
- Find difference between sum of diagonals
- Print the left element
- C++ Loops | Set 1 (Print a string N times)
- Distance between 2 points
- Sum of elements in a matrix
- Reversing the vowels
- Sum Palindrome
- Display longest name
- C++ Operators | Set 1 (Arithmetic)
- Reverse a String
- C++ Hello World
- C++ if-else (Decision Making)
- C++ Arrays (Sum of array) | Set 1
- C++ Strings
- C++ Array (print an element) | Set 2
- C++ Switch Case Statement
- C++ Operators (Relational) | Set 2
- Floyd's triangle
- GCD of two numbers
- Largest Element in Array
- Addition of two square matrices
- Identical Matrices
- C++ Data Types
- Time to Words
- Convert time from 12 hour to 24 hour format
- Java Hello World
- Java if-else (Decision Making)
- Java Switch Case statement
- Java loops | Set 1
- Java Arrays | Set 1
- Java Strings | Set 1
- Count of smaller elements
- Split Strings
- Count Digits
- Find Index
- Even Odd Sum
- Count type of Characters
- Find Count Digit[Duplicate]
- Number of Diagonals
- Decimal to binary
- Check String
- Change the string
- Sum of diagonals
- Extract the integers
- Front-Back Transformation - copy
- Check if two given circles touch each other
- Remove vowels from string
- Upper case conversion
- Sum of odd and even elements
- Sum of AP series
- Perfect Arrays
- Full Prime
- Convert a list of characters into a String
- The dice problem
- Find n-th term of series 1, 3, 6, 10, 15, 21
- C++ Input / Output
- Power of Pow | Even Number
- Power of Pow | Odd Numbers
- Program to print reciprocal of letters - copy
- Java Input/Output
- Java Reverse a String
- Java Delete alternate characters
- Java Substring
- Java Convert String to LowerCase
- C++ 2-D Arrays | Set-1
- Java Basic Data Types
- Java Operators(Relational) | Set - 2
- Check for Binary
- Replace all 0's with 5
- Print the pattern | Set-1
- Toeplitz matrix
- Palindromic Array
- Multiply Matrices
- C++ Pointers ( Incrementing a variable) | Set 1
- C++ Functions (Sum of numbers) | Set 1
- Print alternate elements of an array
- Java Inheritance
- Java Abstract keyword
- Java Override
- Java Classes Introduction

Name

Jihye Sofia Seo 서지혜 徐智惠

Institute

Adspert Bidmanagement GmbH

Courses Attended

Other Profile Link

Overall Coding Score: 2027

Monthly Coding Score: 64

Weekly Coding Score: 0

- Search an Element in an array
- Maximum Occuring Character
- Binary String
- Consecutive elements
- Factorial
- Prime Number
- LCM And GCD
- GCD of Array
- Repetitive Addition Of Digits
- Searching a number
- Power of 2
- Series GP
- 2's Complement
- Sort The Array
- Celsius to Fahrenheit Conversion
- Pythagorean Triplet
- Nth Fibonacci Number
- Sort a String
- Strong Number
- Print the Kth Digit
- Doubling the value
- Majority Element
- Sieve of Eratosthenes
- Shortest path from 1 to n
- Amend The Sentence
- Count possible triangles
- Rotate Array
- Parity of unsigned integer
- Check if the number is Fibonacci
- Missing number in array
- Rock Paper Scissors!
- Array of alternate +ve and -ve no.s
- Swap two nibbles in a byte
- Maximum product of two numbers
- Number of paths
- Numbers containing 0's from 1 to N
- Segregate Even and Odd numbers
- Find number of days between two given dates
- Count total set bits
- Number is sparse or not
- Bit Difference
- Count numbers containing 4
- Convert from any base to decimal
- Reverse sub array
- Odd Divisors
- Greater on right side
- Immediate Smaller Element
- Count zero
- Perfect Squares in a Range
- nth digit of Fibonacci
- Sum of distinct elements
- Binary Array Sorting
- Intersection of two arrays
- Union of two arrays
- Remove character
- Perfect Cubes in a Range
- Number of occurrence
- Maximum repeating number
- k largest elements
- Student record
- Pairs of prime number
- Minimum difference pair
- Roots of Quadratic Equation
- Check if a number is power of another number
- Remove recurring digits
- Triangle growing downwards
- Find position of set bit
- Sum of all prime numbers between 1 and N.
- Pattern Jumping
- Jumping Geek
- Sum of Digits Divisibility
- Maximum distance
- Maximum money
- Ways To Tile A Floor
- Middle of Three
- Generate Binary Numbers
- Shortest direction
- Smallest number
- Factorial Number
- Count the numbers
- Find the Odd Occurence
- Find the remainder
- Angle between hour and minute hand
- Sum of large numbers
- Keypad typing
- Check if given four points form a square
- Maximum Possible Sum of Products
- Rotating an Array
- Total distance travelled in an array
- Sum of Products
- LCM of given array elements
- Number of Integer solutions
- Extraction of secret message
- Even occurring elements
- Missing ranges of numbers
- Searching an element in a sorted array
- Base Conversion
- Total count
- Compare two Large Numbers
- The Lazy Caterer's Problem
- Matching Pair
- Product of Complex Numbers
- Sum of primes
- Merge and Sort
- Composite Series
- Rotate by 90 degree
- Rearranging array
- Reverse array in groups
- The AND Gate
- Maximum Area
- The OR Gate
- Multiple in Table Tennis
- 1's Complement
- The XOR Gate
- Good String
- Mega Sale
- Set Bits
- Repeated sum of digits
- Subset Sums
- Professor and Parties
- Longest Consecutive 1's
- Different ways to Spell a Number
- Sum of divisors
- Common Divisors
- Count Squares
- Square Divisors
- Perfect Reversible String
- Max-Min conversion
- Nth Even Fibonacci Number
- Count Sorted Rows
- Sum of Consecutives
- Disarium Number
- Pairs with given XOR
- Padovan Sequence
- Juggler Sequence
- No of Carry Operations
- Distance and Displacement
- Unusual String Sort
- Elements before which no element is bigger
- Minimize the sum of product
- Missing number
- Convert floating point to natural number
- Find Substring from last of the Given String
- Make a Distinct Digit Array
- String Reversal
- Reverse each word in a given string
- Check if a number can be expressed as x^y
- Permutations in array
- String with numbers at its end
- Interesting Patterns
- Starting Point
- Help a Thief!!!
- Encrypt the string - 1
- Replace the Bit
- Sum of product of x and y with floor(n/x) = y
- Form a Triangle
- Flying Jet
- Metro Problem
- King's War
- Check squares
- Sum of two Squares [Duplicate]
- Help Joey
- Find duplicates under given constraints
- Find first and last occurrence of x
- Type of array
- Ladoo problem
- Sum of dependencies in a graph
- Stuffs Division
- Sort in specific order
- Check if two arrays are equal or not
- Form largest number from digits
- Sherlock a Detective
- Check if string is rotated by two places
- Invert the Bits
- Check if divisible by 11
- Unique Numbers
- Maximum sum of hour glass
- XOR of all elements
- Check if divisible by 4
- Long Long Decimal
- Learning Output
- Substrings with similar first and last characters
- India's unique railway track
- Count rotations divisible by 4
- Find the nth number in the sequence
- Check if divisible by 36
- Binary fraction to decimal
- Find first set bit
- Minimize sum of alternate product
- Find the safe position
- Check for subsequence
- Check if the door is open or closed
- Find first repeated character
- Sort the fest
- XOR play
- Count even substrings
- Tidy Number
- Check if date is valid
- Magical Number
- Message decoding
- Geek and Coffee Shop
- A guy with a mental problem
- Fake Profile
- Check if divisible by 5
- Wrong Ball
- Magical String[Duplicate Problem]
- The Muskteers
- Index of first 1 in a sorted array of 0’s and 1’s
- Strong Numbers
- Does array represent Heap
- Missing number in shuffled array
- Find the element that appears once in sorted array
- Thief trying to escape
- Last index of One
- Arranging the array
- Cyclically rotate an array by one
- Sum Triangle for given array
- Print an array in Pendulum Arrangement
- Tracks
- Transpose of Matrix
- First element to occur k times
- Check whether K-th bit is set or not
- Length of Last word
- Extract Maximum
- Remove Duplicates from unsorted array
- Uncommon characters
- Minimum sum of two elements from two arrays
- Sum of numbers in string
- Find the smallest and second smallest element in an array
- Find minimum and maximum element in an array
- Find second largest element
- URLify a given string
- Multiple of X closest to N
- Print first letter of every word in the string
- Reverse a string with spaces intact
- Find Smallest Missing in Sorted
- Minimum move to front operations
- Sum Terms Nth Row
- Smallest power of 2 greater than or equal to n
- Balance with respect to an array
- Area of a triangle
- Pair array product sum
- Pair cube count
- Count pair sum
- First Come First Serve
- Friendly Array
- Balanced Array
- Swap and Maximize
- Max Sum Subarray of size K
- Minimum Difference among K
- Check if a string is Isogram or not
- Longest Equal Prefix
- Check Binary String
- Krishnamurthy number
- Check Arithmetic Progression
- Line passing through 2 points
- Sort the Half Sorted
- Fibonacci in the array
- Alternative Sorting
- Rightmost different bit
- Count numbers divisible by M
- Max value after m range operation
- Check set bits
- Set kth bit
- Fighting the darkness
- Sorting Employees
- Count Pairs Odd Xor
- Break Numbers[Duplicate problem]
- First Digit of Product of Numbers
- Make a Palindrome
- Quick Left Rotation
- Total digits
- Difficulty of sentence
- Toggle bits given range
- Stable Sort and Position
- Twice counter
- Elements in the Range
- Adam Number
- Min value of x
- Print first n Fibonacci Numbers
- Remove repeated digits in a given number
- Sum of distinct elements for a limited range
- Check perfect square
- Odd to Even
- Minimum number of flipped bits
- Total number of Strings
- Minimum Distinct Ids
- Find the Highest number
- Minimum sum of factors
- Product Sum
- Print Matrix in snake Pattern
- Twisted Prime Number
- Minimum number to form the sum even
- Check a Integer is power of 3 or not
- Change all even bits in a number to 0
- Anagram Palindrome
- Carol Number
- Closest Number
- Pronic Number
- Transform to prime
- First and last occurrences of X
- Positive and negative elements
- Boolean String Value
- Finger Game
- Smallest number repeating K times
- Find the position of M-th item
- Rearrange the array
- Part Sort
- Ceil The Floor
- Difference between sums of odd and even digits
- Sort first half in ascending and second half in descending
- Maximum weight difference
- Mind Game
- Anshuman's Favourite Number
- Number of unique rectangles
- The Counting Game !!
- XOR Count Zero and One
- Repated Sum and then Multiply
- Absolute Difference of 1
- Numbers with 0 as a digit
- Maximum number of unique prime factors
- Remove common characters and concatenate
- Powers game
- Numbers having two adjacent set bits
- Swapping Triangles
- XOR Game
- Make the hit in power game !
- Sums of i-th row and i-th column
- Repeated I.Ds
- ZERO Number
- Sum of upper and lower triangles
- Binary representation of previous number
- Count number of digits after decimal
- Rectangle Number
- Rotate Page
- Sum of Digit Modified
- Count the characters
- Binary representation of next number
- Find k-th character in string
- Good or Bad string
- Repeated Character
- Merge two strings
- Find the position
- Numbers having alternate bits
- Red OR Green
- Sort String
- First and last Bit
- Maximize OR
- Difference between highest and lowest occurrence
- Minimum product pair
- Product of factors of number
- Find unique element
- An Easy problem
- Sum of first n terms
- Generate all cyclic permutations of a number
- G.F Series
- Find the fine
- Three distinct factors
- Rearrange string as alternate x and y occurences
- Number of compositions of a natural number
- Smallest K digit number divisible by X
- Find all factorial numbers less than or equal to N
- Minimum Product of k Integers
- Maximize ∑arr[i]*i of an Array
- One's Complement
- Akash and Friend
- Set the rightmost unset bit
- Sort the string in descending order
- Find N-th term in the series
- Sum of Digits Prime/Non-Prime
- Sum of all subsets formed by first N natural numbers
- Count number of elements between two given elements in array
- Remove all characters other than alphabets
- Ishwar and his proposals
- Weak Maths
- Stuti and her Problem
- Perfect Array
- Find the closest number
- Sandwiched_Vowels
- Corner Digits
- Series X1
- Last index of a character in the string
- Check for three consecutive numbers
- Special Odd Series Sum
- Maximum triplet sum in array
- Check whether two numbers differ at one bit position only
- Floating point number even or odd
- Squares Difference
- Modulus of two double numbers
- Snake Case
- Semi Prime
- Factors Sum
- Check if the number is balanced
- Count the characters in each word in a given sentence
- Find sum of even factors of a number
- The problem of identical arrays
- Weight of strings
- Count number of equal pairs in a string
- Numbers having alternate bits in range 1 to n
- Extract the phone number
- Tiger Zinda Hai
- Product is even or odd?
- Remove consonants from a string
- Earthquake and the Paint Shop
- C++ A Speed Breaker
- Sum of fifth powers of the first n natural numbers
- Check if actual binary representation of a number is palindrome
- Compare two fractions
- Trimorphic Number
- Product of maximum in first array and minimum in second
- Palindrome in both Decimal and Binary
- Most frequent word in an array of strings
- Check if strings are rotations of each other or not
- Sophie Germain Prime
- Reading books
- Encoding names
- Crazy String
- Set all odd bits
- Message Spreading
- Convert the string
- Is digital root of N a prime?
- Making elements distinct
- Azad and Chocolates
- The amazing number
- Countries at war
- Jumpy Ball
- Sum of all sub-sequences of a number
- Last duplicate element in a sorted array
- Perfect Square String
- Sum of f(a[i], a[j]) over all pairs in an array of n integers
- Inverse Permutation
- Game with nos
- Play With OR
- Why is Melody so chocolaty?
- Pattern-1
- Ishaan Loves Chocolates
- Cricket Average
- Ishaan's Weight
- Dull Jack
- Chocolate lengths
- Factor OR Multiple
- Jay's Apples
- Program for length of the longest word in a sentence
- String of Commons
- The Modulo Task
- Riya's Test
- The Penalty Shootout
- Number Series
- The Number System
- Confused pappu
- Difference series
- Multiply left and right array sum.
- Maximum Perimeter of Triangle from array
- Doctors Clinic
- Find The Sequence
- Fibonacci to N
- Average Count Array
- The Spider Steps
- Java Anagram Strings
- Java Date and Day
- Java Collection | Set 1 (ArrayList) Part-1
- Java Collection | Set 3 (HashMap) Part-1
- Java 1-d and 2-d Array
- Java Iterator
- C++ 2-D Arrays | Set-2
- Extended Euclidean Algorithm
- Print Linked List elements
- Count nodes of linked list
- Node at a given index in linked list
- Power of Four
- Delete node in Doubly Linked List
- Size of Binary Tree
- Inorder Traversal
- Bubble Sort
- Count Leaves in Binary Tree
- Selection Sort
- Height of Binary Tree
- Finding middle element in a linked list
- Circular Linked List
- Postorder Traversal
- Implement Stack using Linked List
- Implement stack using array
- Implement Queue using array
- Square root
- Insert a node in Doubly linked list
- Binary Search
- Remove duplicate elements from sorted Array
- Print all possible strings
- Add two fractions
- Replace all 0's with 5
- Count zeros in a sorted matrix
- Largest product
- Third largest element
- Convert to Roman No
- Preorder Traversal
- Implement strstr
- C++ STL | Set 1 (vector)
- C++ STL | Set 4 (stack)
- C++ STL | Set 5 (queue)
- Middle Pattern
- C++ STL | Set 6 (set)
- Search a node in BST
- Equal Sum and XOR
- C++ STL | Set 7 (unordered map)
- C++ STL | Set 8 (unordered set)
- Remainder with 7
- Java Collection | Set 4 (TreeMap)
- Implement Atoi
- Java Collection | Set 5 (LinkedHash Set)
- Find Number of Numbers
- Minimum distance between two numbers
- Find triplets with zero sum
- Operating an array
- Linked List Insertion
- Minimum element in BST
- Anagram of String
- Circular Linked List Traversal
- Linked List Length Even or Odd?
- Delete Alternate Nodes
- Identical Linked Lists
- Find the Sum of Last N nodes of the Linked List
- Modular Node
- Find n/k th node in Linked list
- Maximum in Struct Array
- Queue Reversal
- Sum of Binary Tree
- Insert in Middle of Linked List
- longest substring containing '1'
- Pairwise Consecutive Elements
- Count Non-Leaf Nodes in Tree
- Mrs. S- JAVA Bits Set 1
- Product of array elements
- C++ Call by reference
- Java Generic Class
- Java Collections | Set 9 (Queue)
- Start Coding
- logical Operators
- Area of Cuboid - Java
- Geek the Builder - Java
- min Elements - Java
- Common Elements - Java
- Sum the common elements
- Parties and seats
- Start Coding - Python
- Sum Array Puzzle
- Space Seperated - Python
- Concatenating Strings - Python
- Taking input and typecasting - Python
- Taking input - Python
- Comparison Operators - Python
- Welcome aboard - Python
- Regex - Python
- Iterating through Lists - Python
- Functions - Python
- Variable Arguments - Python
- Anonymous Functions - Python
- Two digit Sum
- AweSum
- Copy the End
- KaBoom
- Area and Volume of Cone
- C Switch case statement
- Storage classes in C
- Find number with given means
- Complete Bubble Sort - C
- Print the string - C
- If conditional statement - C
- For loop - C
- While loop in C
- Jump through While - C
- Intro to Arrays - C
- Iterating through arrays - C
- Pointer arithmetic - C
- Dynamic allocation in C
- Reallocate memory - C
- Self referential structures in C
- Start coding - C
- The new line - C
- Input/Output - C
- Comments in C
- Operators in C
- Logical operator in C
- Increment and decrement - C
- Bitwise operators - C
- string input and iteration
- Dynamic allocation of 2d array
- getchar and putchar - C
- Format specifier - C
- Call by reference
- Initializing pointers
- Double pointer - C
- Check if a string is Isogram or not
- Binary String

- Frequencies of Limited Range Array Elements
- Anagram
- Adding One
- Number of Unique Paths
- Wave Array
- Maximum Gap
- Pattern Searching
- Print Pattern
- Rotation
- Search in a Rotated Array
- Rectangles in N*N Board
- Squares in N*N Chessboard
- Palindrome numbers
- Magic Number
- Maximize Toys
- Large Factorial
- Trailing zeroes in factorial
- Non Repeating Character
- a^b(Set 2)
- Minimum number of Coins
- Count Odd Factors
- Distinct Substrings
- Good Pairs
- First Repeating Element
- Forming Rectangle
- Reverse words in a given string
- Isomorphic Strings
- Count Substrings
- Move all zeroes to end of array
- Remove all duplicates from a given string
- Remove “b” and “ac” from a given string
- Spirally traversing a matrix
- Sort an array of 0s, 1s and 2s
- Pairs with difference k
- Finding Number
- Next greater number set digits
- Finding Position
- Amount of Water
- Single Number
- Segregate even and odd nodes in a Linked List
- Does robot moves circular
- Element that appears once where every element occurs twice
- Count distinct pairs with difference k
- Replace by X
- Is Square
- Column name from a given column number
- N meetings in one room
- Remove Duplicates
- Kth distance
- Addition of submatrix
- Array to BST
- Sum of two numbers represented as arrays
- Facing the sun
- Triangular Number
- Max Sum without Adjacents
- Make Number Odd
- Key Pair
- Maximum Difference
- Add Binary Strings
- Product array puzzle
- Multiply two polynomals
- Reverse Bits
- Count Smaller elements
- Reach the Nth point
- Subarray with given sum
- Adjacents are not allowed
- Count numbers
- Leaders in an array
- Swap all odd and even bits
- Count number of hops
- Equal to product
- Increment
- Count pairs with given sum
- Number of Days
- Where Am I ?
- Cutting Rectangles
- AND operation
- Segregate 0s and 1s
- Poisioned Sweet
- Two Repeated Elements
- Three Great Candidates
- Rectangles in a Circle
- Overlapping rectangles
- Inverted triangle of stars
- Y shaped pattern
- Minimum element in a sorted and rotated array
- Search in a matrix
- Value of polynomial
- Number Of Open Doors
- Faithful Numbers
- Fibonacci Sum
- Day of the week
- Largest power of prime
- Number of 1's in smallest repunits
- K-Pangrams
- Check If two Line segments Intersect
- Largest number possible
- Arrange the Balls
- Pick values
- Missing element of AP
- Count the Zeros
- Distinct absolute array elements
- Pangram Checking
- Pangram Strings
- Trail of ones
- Find the number of sub-arrays having even sum
- Skip the work
- Diamond and Bags
- Left Most Digit of a product
- Last Match
- Greater power
- Special array reversal
- Extract the Number from the String
- Number of ways to find two numbers
- Number of Heads
- Division Problem
- Power of Numbers
- Class Average
- Minimum Notes Required
- Final Destination
- Divisible Numbers
- Permutation divisibility
- Ball coloring
- Arithmetic Number
- Left out candies
- Perfect Numbers
- Count digits in a factorial
- Subtraction and two numbers
- Recursively find sum of digits
- Ordering of strings
- Change Bits
- Largest number with given sum
- GCD and Fibonacci Numbers
- Non Fibonacci Number
- Nth digit in sequence
- The Nth Fibonnaci
- Product of two digit numbers
- Element appearing once
- Equilibrium point
- Floor in a Sorted Array
- Buildings receiving sunlight
- Kth boom number
- Max value
- Letter Writer
- Finding the numbers
- Sort by Set Bit Count
- Minimum Energy
- Number of digits
- Count Increasing Subsequences
- Prime Factors
- Least Prime Factor
- Number Game
- Maximize sum after K negations
- Max and Min Products
- LCS with permutations
- Time Difference
- Modified Fibonacci
- Equal 0, 1 and 2
- Adding Ones
- Min Number of Flips
- Lucas Number
- Dr. Strange's powers
- Mr. Binary
- Equal Point in Sorted Array
- Find Maximum Sum Strictly Increasing Subarray
- Circle and Lattice Points
- Largest Even Number
- Sphenic Number
- Sum of elements between k1'th and k2'th smallest elements
- Circular Prime Number
- Min sum formed by digits
- Min Subsets with Consecutive Numbers
- Move all negative elements to end
- String Manipulation
- Help Nobita
- Maximum 0’s between two immediate 1’s
- Coverage of all Zeros in a Binary Matrix
- Chocolate Distribution Problem
- 1[0]1 Pattern Count
- Find sum of divisors
- Smallest factorial number
- Last non-zero digit in factorial
- Reverse Coding
- Tom and String
- Encrypt the string - 2
- Roman Number to Integer
- Last two digit Fibonacci
- Maximum no of 1's row
- Rahul a Geek
- Game of XOR
- Find Nth root of M
- Find largest word in dictionary
- Learn Geometry
- Love For The Twins
- Sum of all substrings of a number
- Recaman’s sequence
- Minimum Operations
- Find all pairs with a given sum
- Check if frequencies can be equal
- Check if palindromic ignoring spaces
- Jon and string
- Excel Sheet | Part - 2
- Playing with mobile numbers
- Counting number of sentences and words in text
- Largest Fibonacci Subsequence
- Increasing Sub Sequence
- Fractional Knapsack
- Evaluation of Postfix Expression
- Count subsets having distinct even numbers
- Common elements
- Recursive sequence
- Fill array with 1's
- Efficiently sorting numbers in range from 0 to n^2 - 1
- ADA Noise
- Two numbers with odd occurrences
- Element in a Series
- Array Subset of another array
- Karatsuba Algorithm
- Divisible by 5 or not-1
- Length of longest subarray
- Sum of product of all pairs
- Paths to reach origin
- Subarray with 0 sum
- Faulty wiring and Bulbs
- Number starting with 1 in b-base
- Group Anagrams Together
- Number of divisors in a given range
- Find the closest prime number to a given number
- Sum equals to Sum
- Find Pair Given Difference
- Carry counter
- Count the elements
- Possible Pairs
- Reverse vowels in a given string
- Minimum value product
- Shortest Common Supersequence
- Sort the given array after applying the given equation
- Circular tour
- Nth number made of prime digits
- Find pairs with given relation
- Rearrange a string
- Minimum Number in a sorted rotated array
- Find distinct elements
- Sort by Absolute Difference
- Divisibility by 999
- Sub-Array sum divisible by K
- Number of Groups
- Fibonacci Expression
- Toppers Of Class
- Count the number of ways to tile the floor of size n x m using 1 x m size tiles
- Break a number
- Maximum product
- Replace a word
- Bitonic Generator Sort
- Count of strings that can be formed using a, b and c under given constraints
- Sum of Divisors in an array
- Sum of average of all subsets
- Minimum indexed character
- Consecutive Array Elements
- Stickler Thief
- Maximum Product Cutting
- Even and odd elements at even and odd positions
- Find the most frequent digit
- Find smallest values of x and y such that ax – by = 0
- Compute (a*b)%c
- Find Last Digit Of a^b for Large Numbers
- Maximum number of zeroes
- Merging two unsorted arrays in sorted order
- Find maximum number
- Even Fibonacci Numbers Sum
- N’th Pentagonal Number
- Smallest number by rearranging digits of a given number
- Power Of 2 and Subsequences
- Pell Number
- Second Binary Digit
- Equalize the Towers
- Kth LSB
- Chocolate Station
- Common Subsequence
- K-Ary Tree
- Right angled triangles
- Boundary Elements of Matrix
- Sub-arrays with equal number of occurences
- Star elements
- Min Manipulations to make Strings Anagram
- Three consecutive duplicates
- Special Numbers
- Sum of two large numbers
- Largest number in one swap
- Flipping bits No and Binary Format in Reverse Order
- Check if a Integer is power of 8 or not
- Required Rooms
- Find the minimum time
- Largest Proper fraction
- Print the pattern
- Maximize XOR
- Maximum Height Tree
- Remove minimum number of elements
- Check if divisible by 10
- Make a string from another string
- Divisible by 7
- Pairs with Positive Negative values
- Array's Game
- Count the pairs with maximum difference
- Minimum rotations to unlock a circular lock
- Convertible string
- Find Unique pair in an array with pairs of numbers
- Sequence Fun
- Mean of range in array
- Pairs with Difference less than K
- Find k-th missing element
- Ana and Sweets
- Woodall Number
- Incomplete Array
- Sum Indexes
- Three Number Even Sum
- GeeksforGeeks New System
- Geek and his Tricky Series
- Maximum number of characters between any two same character
- Cumulative frequency of count of each element in an unsorted array
- Winner of an election
- Count of substrings containing K ones
- Minimum element whose N-th power is greater than product of an array
- Sum of all numbers divisible by 6 in a given range(error)
- Non-Repeating Element
- Last seen array element
- Find the maximum number of handshakes
- Number of pairs with maximum sum
- Pairs which are Divisible by 4
- Rearrange array such that even positioned are greater than odd
- Maximize the volume of Cuboid
- Maximum distinct elements after removing K elements
- The Mighty Divisible Number
- Count numbers with unit digit K in given range
- Largest sum of digits in all Divisors
- Nearest multiple of 10
- Remove leading zeros from an IP address
- Add two numbers represented by two arrays
- Remainder of array multiplication
- Reorganize The Array
- Word with maximum frequency
- Form a number divisible by 3 using array digits
- Rearrange an array such that arr[i] = i
- Cosmic Number
- Maximum height of the staircase
- Winner of an election
- Extra Perfect Numbers
- Ease the Array
- Multiply by 11
- Pair the minimum
- Print this pattern!
- Count ways to express N as the sum of 1,3 and 4
- Counts Zeros Xor Pairs
- String Modification
- Damon Prime
- Count pairs Sum in matrices
- Swap every two bits in bytes
- Print Binary Tree levels in sorted order
- Check if a number is divisible by 8
- Check if it is possible to convert one string into another with given constraints
- Common Divisor
- English Words
- The Inverting Factor
- Summing the Sum
- The Non-repetitive String
- Maximum number of partitions that can be sorted individually to make sorted
- Check if it is possible to survive on Island
- The Even Array
- The Modified String
- Minimum changes to make all substrings distinct
- Ishaan's Birthday
- Sorting all array elements except one
- Candy Packets
- Smallest greater elements in whole array
- Eulerian Path in an Undirected Graph
- Connell Sequence
- Product of Prime Factors
- Save Ironman
- Fitting The Array
- Are you "Perfect"
- K-th missing element
- Print adjacency list
- Java Collections | Set 6 (Stack)
- Pair with given sum in a sorted array
- Reverse a linked list
- Occurence of an integer in a Linked List
- Pairwise swap elements of a linked list
- Add 1 to a number represented as linked list
- Compare two linked lists
- Merge 2 sorted linked list in reverse order
- Detect Loop in linked list
- Remove duplicates from an unsorted linked list
- Reverse a Doubly Linked List
- Merge Sort
- Quick Sort
- Right View of Binary Tree
- K distance from root
- Mirror Tree
- Two Mirror Trees
- Maximum Width of Tree
- Diameter of Binary Tree
- Check for Balanced Tree
- Nth node from end of linked list
- Left View of Binary Tree
- Delete Middle of Linked List
- Merge two sorted linked lists
- Sum Tree
- Decimal Equivalent of Binary Linked List
- Intersection of two sorted Linked lists
- Find Transition Point
- Queue using two Stacks
- Remove duplicate element from sorted Linked List
- Lowest Common Ancestor in a Binary Tree
- Determine if Two Trees are Identical
- Root to leaf path sum
- Print all nodes that don't have sibling
- Lowest Common Ancestor in a BST
- Implement two stacks in an array
- Run Length Encoding
- Largest subarray of 0's and 1's
- Print BST elements in given range
- Largest subarray with 0 sum
- Minimum Depth of a Binary Tree
- Odd even level difference
- Find nth element of spiral matrix
- Equilibrium index of an array
- Remove every k'th node
- Leaf at same level
- Is Binary Tree Heap
- Match specific pattern
- Sum of subset differences
- Java Collection | Set 1 (ArrayList) Part-2
- Java Collection | Set 2 (Set)
- You and your books
- Expression Tree
- Java Collection | Set 3 (HashMap) Part-2
- Max distance between same elements
- Print matrix in diagonal pattern
- Find perimeter of shapes
- Delete a Node in Single Linked List
- Find duplicates in an array
- Count distinct elements in every window
- Max Level Sum in Binary Tree
- Special Stack
- Three way partitioning
- Sort a stack
- Longest consecutive sequence in Binary tree
- Print Common Nodes in BST
- Level order traversal
- Peak element
- Index Of an Extra Element
- Sum of given range
- Insert in a Sorted List
- Ancestors in Binary Tree
- Level of a Node in Binary Tree
- Sum of leaf nodes in BST
- Counting Sort
- Max and min element in Binary Tree
- Perfect Binary Tree
- Reverse a string using Stack
- XOR of a given range
- Full binary tree
- Merge Lists Alternatingly
- Depth of node
- Maximum Node Level
- Diagonal Sum In Binary Tree
- Remove Half Nodes
- Sum of Leaf Nodes
- Sum of Right Leaf Nodes
- Sum of Left Leaf Nodes
- Sum of the Longest Bloodline of a Tree
- Sum of Leaf Nodes at Min Level
- Tilt of Binary Tree
- Vertical Width of a Binary Tree
- Java Collections | Set 7 (LinkedList)
- Java Exception Handling
- The New Line
- Coding with Operators - Java
- Controlled_Printing - Java
- Bridge of Stones - Java
- Data Types
- The Size of
- Taking input
- Learn to Comment
- GetLine and Ignore
- Learning to be precise
- Bitwise Operators
- Even Odd
- For Loop- primeCheck
- While loop- printTable
- Learning Macros
- Step by Step Condition
- Start Coding - Java
- The New Line - Java
- Data Types - Java
- Taking input - Java
- Learn to Comment - Java
- nextLine and next
- Precise Fomat - Java
- logical Operators - Java
- Bitwise Operators - Java
- Even Odd - Java
- For Loop- primeCheck - Java
- While loop- printTable - Java
- Step by Step Condition - Java
- The Loner - Java
- Exists or Not? - Java
- Count Odd Even
- Need Some Change
- Count the Specials
- Matrix Interchange
- Predict the Column
- Xoring and Clearing
- Consonants and Vowels check
- Even Subsets
- Almost Equal
- The Pattern Matcher
- Count Odd Even - Java
- The Pattern Matcher - Java
- Need Some Change - Java
- Almost Equal -Java
- Count the Specials - Java
- Even Subsets - Java
- Matrix Interchange - Java
- Consonants and Vowels check - Java
- Predict the Column - Java
- Xoring and Clearing - Java
- Magic in CPP
- Swap the objects
- Structs and Objects
- Two Dimensional World
- Learning Structs
- Delete Array
- Pair in Java
- Maximum Integer Value - Java
- Maximum Area Rectangle
- Sum of Big Integers
- BigInteger Multiply
- BigInteger mod
- ArrayList Operation
- Operations on ArrayList
- Stack Operations
- Queue Operations
- Frequency Game
- Duplicate Elements
- Pair Sum Existence
- Pair Sum Existence- Revisited
- The Dictionary Problem
- The Calendar Problem
- Dictionary Usage - Java
- Dictionary Usage 2 - Java
- Using Calendar - Java
- Repetitive Printing - Python
- Operators in Python
- Split the input - Python
- Comment in Python
- Logical Operators - Python
- Increment and Decrement - Python
- Bitwise Operators - Python
- If conditional statement- Python
- Check the status - Python
- Mark Even and Odd - Python
- For loop - Python
- For Loop 2- Python
- While loop in Python
- Jumping through While - Python
- Slicing in String - Python
- Repeat the Strings - Python
- Regular Expressions 2 - Python
- String Functions - II - Python
- String Functions I - Python
- Intro to Lists - Python
- Count Even Odd - Python
- Functions in Lists - Python
- Classes and Objects - Python
- Average_Min_Max - Python
- Sorting in Lists - Python
- Mean Finder
- Intro to Dictionary - Python
- Neighbor of 10
- Dictionary in Python - II
- Dictionary in Python - III
- Set in Python - I
- Set in Python - II
- Is and In Operator
- sep and end in Print()
- Modules
- Reverse words in a given string
- Pangram Checking

- Find Missing And Repeating
- Excel Sheet | Part - 1
- Maximum Sub Array
- Print Diagonally
- Overlapping Intervals
- Equal Sum
- Parenthesis Checker
- Longest Common Subsequence
- Count ways to reach the n'th stair
- Count ways to N'th Stair(Order does not matter)
- nCr
- Maximum Rectangular Area in a Histogram
- Consecutive 1's not allowed
- Trapping Rain Water
- Case-specific Sorting of Strings
- Factorials of large numbers
- Find Prime numbers in a range
- Rearrange Array Alternately
- Relative Sorting
- Row with max 1s
- Boolean Matrix Problem
- Sorting Elements of an Array by Frequency
- Design a tiny URL or URL shortener
- Nuts and Bolts Problem
- Rotate a 2D array without using extra space
- Number of ways
- Convert an array to reduced form
- Dimensions of Rectangle
- Handshakes
- Number to words
- Is Binary Number Multiple of 3
- Possible groups
- Search Pattern
- Minimum sum
- Next larger element
- Taking 1 out of 3 consecutives
- Unique BST's
- Matchsticks game
- Kth smallest element
- Divisible by 8
- 3 Divisors
- Sum of Subarrays
- Count Divisors of Factorial
- Maximum calorie
- Prime Factors and their Powers
- Recursively remove all adjacent duplicates
- Replace O's with X's
- Find whether path exist
- Largest prime factor
- Rearrange characters
- First non-repeating character in a stream
- Zero Sum Subarrays
- Maximum Intervals Overlap
- First Digit
- Count possible ways to construct buildings
- Rotten Oranges
- Prime factorization and geek number
- Longest Common Prefix in an Array
- In First But Second
- Smith Number
- Row with minimum number of 1's
- Numbers with alternative 1's
- Alternate Vowel and Consonant String
- Find the element at given index
- Count divisors of product of array elements
- Find the Maximum sum
- Last two digits of Fibonacci
- Longest Sub-Array with Sum K
- Sum of XOR of all pairs
- Container with most water
- Large Factorials
- Count BST nodes that lie in a given range
- Check for BST
- Delete without head pointer
- Intersection Point in Y Shapped Linked Lists
- Add all greater values to every node in a BST
- The Celebrity Problem
- Merge K sorted linked lists
- Check if subtree
- Extreme nodes in alternate order
- Number of root to leaf paths
- Find the Closest Element in BST
- Delete keys in a Linked list
- Merge k Sorted Arrays
- Print Nodes having K leaves
- Occurences of 2 as a digit
- Leftmost and rightmost nodes of binary tree
- Count Number of SubTrees having given Sum
- Sum Pair - Java
- Employees Sorter - Java
- Pattern Printer - Java
- Operations on PriorityQueue
- Existing Subsequence
- Cat and Hat - Python
- Zero Converter - Python
- Nearest Power
- Doge
- Sorting Elements of an Array by Frequency
- Case-specific Sorting of Strings