- Size of Binary Tree
- Count Leaves in Binary Tree
- Height of Binary Tree
- Finding middle element in a linked list
- Postorder Traversal
- Binary Search
- Implement strstr
- C++ STL | Set 1 (vector)
- C++ STL | Set 4 (stack)
- Search a node in BST
- Minimum element in BST
- 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
- Sum of Binary Tree
- Insert in Middle of Linked List
- longest substring containing '1'
- Count Non-Leaf Nodes in Tree
- C++ Call by reference
- Java Interface
- Binary String
- Power of 2
- Nth Fibonacci Number
- Majority Element
- Shortest path from 1 to n
- Rotate Array
- Missing number in array
- Bit Difference
- k largest elements
- Generate Binary Numbers
- Keypad typing
- Minimize string value
- Rotate by 90 degree
- Reverse each word in a given string
- Interesting Patterns
- Replace the Bit
- Find first and last occurrence of x
- Sum of dependencies in a graph
- Sort in specific order
- Long Long Decimal
- Message decoding
- Geek and Coffee Shop
- A guy with a mental problem
- Index of first 1 in a sorted array of 0’s and 1’s
- Strong Numbers
- Sherlock and his Enemies
- Missing number in shuffled array
- Find the element that appears once in sorted array
- Another Matrix Game
- Last index of One
- Tracks
- Check whether K-th bit is set or not
- Length of Last word
- Extract Maximum
- Remove Duplicates from unsorted array
- Uncommon characters
- Sum of numbers in string
- URLify a given string
- Print first letter of every word in the string
- Reverse a string with spaces intact
- All numbers with specific difference
- Count pair sum
- Friendly Array
- Balanced Array
- Sort the Half Sorted
- Fibonacci in the array
- Count numbers divisible by M
- Set kth bit
- Quick Left Rotation
- Total digits
- Difficulty of sentence
- Twice counter
- Distinct Adjacent Element
- First K natural numbers
- Print first n Fibonacci Numbers
- Sum of distinct elements for a limited range
- Count triplets with sum smaller than X
- Odd to Even
- Minimum number of flipped bits
- Find the Highest number
- Minimum sum of factors
- Product Sum
- Print Matrix in snake Pattern
- Change all even bits in a number to 0
- Anagram Palindrome
- Closest Number
- Transform to prime
- First and last occurrences of X
- Positive and negative elements
- Boolean String Value
- Equalization of an array
- Finger Game
- String Subsequence Game
- Part Sort
- Ceil The Floor
- Maximum weight difference
- Remove common characters and concatenate
- Longest increasing subarray
- Sums of i-th row and i-th column
- Prime Palindrome Sum
- Count the characters
- Binary representation of next number
- Repeated Character
- Merge two strings
- First and last Bit
- Difference between highest and lowest occurrence
- Product of factors of number
- Find the fine
- Three distinct factors
- Smallest K digit number divisible by X
- Find the closest number
- Distinct Elements in a Stream
- Floating point number even or odd
- Tiger Zinda Hai
- Height of Heap
- Java 1-d and 2-d Array

Name

Saksham A

Rank in Institute

#5

Courses Attended

Campus Ambassador

Other Profile Link

Overall Coding Score: 951

Monthly Coding Score: 22

Weekly Coding Score: 0

- Reverse a linked list
- Occurence of an integer in a Linked List
- Delete N nodes after M nodes of a linked list
- Rotate a Linked List
- Pairwise swap elements of a linked list
- Add two numbers represented by linked lists
- 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
- Split a Circular Linked List into two halves
- Reverse a Doubly Linked List
- 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
- Heap Sort
- Nth node from end of linked list
- Left View of Binary Tree
- Delete Middle of Linked List
- Merge two sorted linked lists
- Sum Tree
- Transform to Sum Tree
- Intersection of two sorted Linked lists
- Find Transition Point
- Remove duplicate element from sorted Linked List
- Stack using two queues
- Level order traversal in spiral form
- Reverse Level Order Traversal
- DFS of Graph
- Insert a node in a BST
- BFS of graph
- 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
- Absolute List Sorting
- Lowest Common Ancestor in a BST
- Level order traversal Line by Line
- Print BST elements in given range
- Largest subarray with 0 sum
- Minimum Depth of a Binary Tree
- Odd even level difference
- Binary Tree to BST
- Max sum in the configuration
- Remove every k'th node
- Leaf at same level
- Is Binary Tree Heap
- Validate an IP Address
- Expression Tree
- Maximum Difference
- Check if Linked List is Palindrome
- Longest Consecutive Subsequence
- Check whether BST contains Dead End
- Kth largest element in BST
- Find duplicates in an array
- Count distinct elements in every window
- Max Level Sum in Binary Tree
- Special Stack
- Root to leaf paths sum
- Longest consecutive sequence in Binary tree
- Print Common Nodes in BST
- Level order traversal
- Delete nodes greater than k
- Merge Sort for Linked List
- Union of Two Linked Lists
- Intersection of Two Linked Lists
- Ancestors in Binary Tree
- Level of a Node in Binary Tree
- Sum of leaf nodes in BST
- Root to Leaf Paths
- Maximum path sum
- Max and min element in Binary Tree
- Linked List that is Sorted Alternatingly
- Full binary tree
- Modify Linked List-1
- Symmetric Tree
- Construct Tree from Inorder & Preorder
- Construct BST from Postorder
- Merge Lists Alternatingly
- Arrange Consonants and Vowels
- Vertical sum
- Count Pairs whose sum is equal to X
- Insert in Sorted way in a Sorted DLL
- Check if Tree is Isomorphic
- Predecessor and Successor
- Maximum Node Level
- Children Sum Parent
- Diagonal Sum In Binary Tree
- Find length of Loop
- Deletion and Reverse in Linked List
- Median of BST
- Linked List Matrix
- Remove Half Nodes
- Height of Spiral Tree
- Sum of Leaf Nodes
- Sum of Right Leaf Nodes
- Sum of Left Leaf Nodes
- Deletion in a Binary Tree
- Nodes at Odd Levels
- Closest Neighbor in BST
- Sum of the Longest Bloodline of a Tree
- Exchange the Leaf Nodes
- Kth Ancestor in a Tree
- Check if two Nodes are Cousins
- ZigZag Tree Traversal
- Sum of Leaf Nodes at Min Level
- Tilt of Binary Tree
- Move all zeros to the front of the linked list
- Vertical Width of a Binary Tree
- Rotate doubly Linked List
- Min Heap implementation
- Frequencies of Limited Range Array Elements
- Number of Unique Paths
- Rotation
- Reverse words in a given string
- Remove all duplicates from a given string
- Sort an array of 0s, 1s and 2s
- Maximum value in a bitonic array
- Next greater number set digits
- Segregate even and odd nodes in a Linked List
- Remove Duplicates
- Array to BST
- Sum of two numbers represented as arrays
- Facing the sun
- Max Sum without Adjacents
- Key Pair
- Maximum Difference
- Reach the Nth point
- Subarray with given sum
- Count number of hops
- Inorder Traversal and BST
- Triplet Sum in Array
- Missing element of AP
- Permutation with Spaces
- Equilibrium point
- Buildings receiving sunlight
- Flip Bits
- Mr. Binary
- Find Maximum Sum Strictly Increasing Subarray
- Largest Even Number
- Sphenic Number
- Circular Prime Number
- Min sum formed by digits
- Move all negative elements to end
- String Manipulation
- Help Nobita
- Maximum 0’s between two immediate 1’s
- Binary Tree K level sum
- Exit Point in a Matrix
- 1[0]1 Pattern Count
- Make Zeroes
- Sum of k smallest elements in BST
- Reverse Coding
- Tom and String
- Save The Nation
- Decode the pattern
- Roman Number to Integer
- Last two digit Fibonacci
- Maximum no of 1's row
- Next Greater Even Number
- Smallest subarray with sum greater than x
- Rahul a Geek
- Seeds of a number
- Find largest word in dictionary
- Love For The Twins
- Minimum Operations
- Find all pairs with a given sum
- Check if frequencies can be equal
- Shortest distance in infinite tree
- Meta Strings
- Siri and her new College
- Numbers with same first and last digit
- Check if palindromic ignoring spaces
- Rahul and his Villa
- Jon and string
- Excel Sheet | Part - 2
- Playing with mobile numbers
- Find the string in grid
- Largest Fibonacci Subsequence
- Fractional Knapsack
- K-th element of two sorted Arrays
- Evaluation of Postfix Expression
- Maximum difference Indexes
- Common elements
- Decreasing Sequence
- Element with left side smaller and right side greater
- Two numbers with odd occurrences
- Array Subset of another array
- Count the paths
- First negative integer in every window of size k
- Sum of product of all pairs
- Game with String
- Paths to reach origin
- Subarrays with given sum
- Count number of words
- Group Anagrams Together
- Number of divisors in a given range
- Sum equals to Sum
- Find Pair Given Difference
- Carry counter
- Second most repeated string in a sequence
- Reverse vowels in a given string
- Shortest Common Supersequence
- Sort the given array after applying the given equation
- Assign Mice Holes
- Greedy Fox
- Happiest Triplet
- Rearrange a string
- Minimum Number in a sorted rotated array
- Find distinct elements
- Divisibility by 999
- Sub-Array sum divisible by K
- Ticket sellers
- Primes sum
- Fibonacci Expression
- Swapping pairs make sum equal
- Number and the Digit Sum
- Toppers Of Class
- Sum of K Primes
- String Ignorance
- Break a number
- Replace a word
- Bitonic Generator Sort
- Sum of Divisors in an array
- String comparison
- Minimum indexed character
- Consecutive Array Elements
- Stickler Thief
- Remaining String
- Even and odd elements at even and odd positions
- Geek and its Colored Strings
- Sum of Lengths of Non-Overlapping SubArrays
- Maximum sum of subarray less than or equal to x
- Maximum possible sum
- Roll the characters of a String
- Kth LSB
- Chocolate Station
- Adding Array Elements
- Count the triplets
- Star elements
- Min Manipulations to make Strings Anagram
- Three consecutive duplicates
- Smallest number in one swap
- Special Numbers
- Sum of two large numbers
- Largest number in one swap
- Check if a Integer is power of 8 or not
- Psuedobinary Numbers
- Pairs with Positive Negative values
- Winner of an election
- Last seen array element
- Closing bracket index
- Maximum distinct elements after removing K elements
- Print Binary Tree levels in sorted order
- Longest substring with equal number of 0s and 1s
- Print Bracket Number
- Smallest greater elements in whole array
- Minimal moves to form a string
- Save Ironman
- K-th missing element

- Given a linked list, reverse alternate nodes and append at the end
- Reverse a Linked List in groups of given size.
- Count BST nodes that lie in a given range
- Check for BST
- Tree from Postorder and Inorder
- Bottom View of Binary Tree
- Delete without head pointer
- Intersection Point in Y Shapped Linked Lists
- Add all greater values to every node in a BST
- Connect Nodes at Same Level
- Clone a linked list with next and random pointer
- Flattening a Linked List
- Diagonal Traversal of Binary Tree
- Boundary Traversal of binary tree
- Delete a node from BST
- Detect cycle in a directed graph
- Detect cycle in an undirected graph
- Min distance between two given nodes of a Binary Tree
- Maximum difference between node and its ancestor
- The Celebrity Problem
- Topological sort
- Print a Binary Tree in Vertical Order
- Merge K sorted linked lists
- Find the number of islands
- Circular tour
- Make Binary Tree From Linked List
- Check if subtree
- Extreme nodes in alternate order
- Remove loop in Linked List
- Implementing Dijkstra | Set 1 (Adjacency Matrix)
- Largest BST
- Interleaved Strings
- LRU Cache
- Strongly Connected Components (Kosaraju's Algo)
- Bipartite Graph
- Find the Closest Element in BST
- Delete keys in a Linked list
- Merge two BST 's
- Merge k Sorted Arrays
- Length of longest palindrome in linked list
- Print Nodes having K leaves
- Top View of Binary Tree
- k-th smallest element in BST
- Polynomial Addition
- Find a pair with given target in BST
- Populate Inorder Successor for all nodes
- K-Sum Paths
- Leftmost and rightmost nodes of binary tree
- Node at distance
- Leaves to DLL
- Right Sibling in Binary Tree
- Construct Tree from Preorder Traversal
- Count Number of SubTrees having given Sum
- C++ Friend function
- Count ways to N'th Stair(Order does not matter)
- Kadane's Algorithm
- Excel Sheet | Part - 1
- Next Permutation
- Longest Increasing Subsequence
- Parenthesis Checker
- Minimum number of jumps
- Count ways to reach the n'th stair
- Count ways to N'th Stair(Order does not matter)
- Path in Matrix
- Trapping Rain Water
- Subset Sum Problem
- Stock buy and sell
- Largest Number formed from an Array
- Longest Palindrome in a String
- Relative Sorting
- Maximum of all subarrays of size k
- Sorting Elements of an Array by Frequency
- Minimum Cost of ropes
- Preorder to Postorder
- Length of the longest substring
- Stock span problem
- Tic-Tac-Toe
- Is Binary Number Multiple of 3
- Preorder Traversal and BST
- Maximum Profit
- Your Social Network
- Next larger element
- Unique BST's
- Combination Sum
- Kth smallest element
- Longest Common Substring
- Snake and Ladder Problem
- Recursively remove all adjacent duplicates
- Word Boggle
- Print leaf nodes from preorder traversal of BST
- Find whether path exist
- Largest prime factor
- Check Mirror in N-ary tree
- Unit Area of largest region of 1's
- Rearrange characters
- First non-repeating character in a stream
- Zero Sum Subarrays
- Smallest window in a string containing all the characters of another string
- Smallest distinct window
- Nearly Sorted Algorithm
- Smallest Positive missing number
- Mobile numeric keypad
- Firing employees
- Rotten Oranges
- Prime factorization and geek number
- CamelCase Pattern Matching
- Longest Common Prefix in an Array
- Steps by Knight
- In First But Second
- Count of sum of consecutives
- Maximum bitonic subarray sum
- Maximum Tip Calculator
- Alternate Vowel and Consonant String
- Previous number in one swap
- Queries for counts of multiples in an array
- Subarrays with equal 1s and 0s
- String Conversion
- Nitika and her queries
- Buying Vegetables
- Maximize the sum of selected numbers from an array to make it empty
- Find the N-th character
- Range Longest Correct Bracket Subsequence Queries

Published Count(87)

- Fake Profile
- Rahul and his Villa
- Wrong Ball
- Print the left element
- Increasing Sub Sequence
- Fill array with 1's
- Extract Maximum
- Count the elements
- Nth number made of prime digits
- Decode It
- Min value of x
- Maximum number of zeroes
- Transform the array
- Total number of Strings
- Row with minimum number of 1's
- Find the Highest number
- Twisted Prime Number
- Minimum number to form the sum even
- Maximum sum of subarray less than or equal to x
- Subarray Inversions
- Closest Number
- Pronic Number
- First and last occurrences of X
- Find the position of M-th item
- Sum of diagonals
- Rearrange the array
- Sub-arrays with equal number of occurences
- Sort first half in ascending and second half in descending
- Three consecutive duplicates
- Numbers with 0 as a digit
- Shortest un-ordered subarray
- XOR Game
- Longest increasing subarray
- Sum of upper and lower triangles
- Largest Proper fraction
- Find k-th character in string
- Find the position
- Prime number of set bits
- Find unique element
- Make a string from another string
- Divisible by 7
- Sum of first n terms
- Reversing the equation
- Generate all cyclic permutations of a number
- Sum of AP series
- Pairs with Positive Negative values
- Maximum prefix sum for a given range
- Rearrange string as alternate x and y occurences
- Convertible string
- Mean of range in array
- Find k-th missing element
- Longest sub-sequence such that difference between adjacents is one
- Closing bracket index
- Number of pairs with maximum sum
- Longest common prefix
- Count unset bits in a given Range
- Check whether two numbers differ at one bit position only
- Floating point number even or odd
- Smallest sub-array with all occurences of most frequent element
- Find X and Y in Linear Equation
- Modulus of two double numbers
- Longest sub-string having frequency of each char less than integer k
- Find sum of even factors of a number
- Count number of equal pairs in a string
- Numbers having alternate bits in range 1 to n
- Form a number divisible by 3 using array digits
- Amicable Pair
- Set all odd bits
- Convert the string
- K-th missing element
- Java Input/Output
- Java Reverse a String
- Java Delete alternate characters
- Java Substring
- 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 Collections | Set 6 (Stack)
- Java Iterator
- Java Convert String to LowerCase
- C++ Exception Handling
- C++ 2-D Arrays | Set-1
- C++ 2-D Arrays | Set-2
- Java Basic Data Types
- Java Operators(Relational) | Set - 2

Published Count(14)

- Find n/k th node in Linked list
- Rotate doubly Linked List
- Java Collections | Set 7 (LinkedList)
- Java Inheritance
- Java Abstract keyword
- Java Interface
- Java Override
- Java Collections | Set 8 (TreeSet)
- C++ Template
- Java Exception Handling
- Java Generic Class
- Java Classes Introduction
- Java Collections | Set 9 (Queue)
- Sum of upper and lower triangles