- Pythagorean Triplet
- Majority Element
- Sieve of Eratosthenes
- Count possible triangles
- Dice throw
- Permutations of a given string
- Array of alternate +ve and -ve no.s
- Count total set bits
- Bit Difference
- Count zero
- Binary Array Sorting
- Convert array into Zig-Zag fashion
- Remove character
- Maximum repeating number
- k largest elements
- Find position of set bit
- Ways To Tile A Floor
- Generate Binary Numbers
- Smallest number
- Angle between hour and minute hand
- Rotating an Array
- Number of Integer solutions
- Check if string is rotated by two places
- Unique Numbers
- Find first set bit
- Find the element that appears once in sorted array
- Check whether K-th bit is set or not
- Extract Maximum
- Wildcard string matching
- Sorted matrix
- Max Sum Subarray of size K
- Check set bits
- Count triplets with sum smaller than X
- Find k-th character in string
- Height of Binary Tree
- Finding middle element in a linked list
- Implement Stack using Linked List
- Implement Queue using Linked List
- Square root
- Convert to Roman No
- Preorder Traversal
- Implement strstr
- Implement Atoi
- Minimum distance between two numbers
- Find triplets with zero sum

Name

SAKSHI SRIVASTAVA

Rank in Institute

#2

Courses Attended

Campus Ambassador

Overall Coding Score: 1245

Monthly Coding Score: 0

Weekly Coding Score: 0

- Rotation
- Squares in N*N Chessboard
- Magic Number
- Maximize Number of 1's
- Non Repeating Character
- Sum of Middle Elements of two sorted arrays
- Count Occurences of Anagrams
- Count Substrings
- Move all zeroes to end of array
- Remove all duplicates from a given string
- Activity Selection
- Remove “b” and “ac” from a given string
- Spirally traversing a matrix
- Sort an array of 0s, 1s and 2s
- Two numbers with sum closest to zero
- Maximum value in a bitonic array
- Next sparse binary number
- Does robot moves circular
- Element that appears once where every element occurs twice
- Count distinct pairs with difference k
- Replace by X
- Is Square
- N meetings in one room
- Addition of submatrix
- Maximum sum increasing subsequence
- Array to BST
- Max Sum without Adjacents
- Key Pair
- Maximum Difference
- Product array puzzle
- Reverse Bits
- Subarray with given sum
- Count number of hops
- Equal to product
- Count pairs with given sum
- Triplet Sum in Array
- Three Great Candidates
- Overlapping rectangles
- Minimum element in a sorted and rotated array
- Search in a matrix
- Generate binary string
- Valid Substring
- Count the Reversals
- Maximum average subarray
- Permutation with Spaces
- Element appearing once
- Floor in a Sorted Array
- Max value
- Flip Bits
- Finding the numbers
- Knapsack with Duplicate Items
- Sum of k smallest elements in BST
- Decode the pattern
- Longest K unique characters substring
- Roman Number to Integer
- Gold Mine Problem
- Smallest subarray with sum greater than x
- Game of XOR
- Equal point in a string of brackets
- Find all pairs with a given sum
- Palindromic patitioning
- Numbers with same first and last digit
- Excel Sheet | Part - 2
- Find the string in grid
- Longest Palindromic Subsequence
- Evaluation of Postfix Expression
- Fill array with 1's
- Game with String
- Subarray with 0 sum
- Get Minimum Squares
- Group Anagrams Together
- Sum equals to Sum
- Second most repeated string in a sequence
- Count all possible paths from top left to bottom right
- Minimum Deletions
- Shortest Common Supersequence
- Sub-Array sum divisible by K
- Number of Groups
- Swapping pairs make sum equal
- Count of strings that can be formed using a, b and c under given constraints
- Longest Repeating Subsequence
- Stickler Thief
- Sum of Lengths of Non-Overlapping SubArrays
- Sum of two large numbers
- Prime number of set bits
- Find if string is K-Palindrome or not
- Check if array contains contiguous integers with duplicates allowed
- Maximum height of the staircase
- Reverse a linked list
- Given a linked list of 0s, 1s and 2s, sort it.
- Rearrange a linked list
- Detect Loop in linked list
- Remove duplicates from an unsorted linked list
- Reverse a Doubly Linked List
- K distance from root
- Mirror Tree
- Diameter of Binary Tree
- Check for Balanced Tree
- Heap Sort
- Nth node from end of linked list
- Left View of Binary Tree
- Merge two sorted linked lists
- Sum Tree
- Transform to Sum Tree
- Find Transition Point
- Queue using two Stacks
- Remove duplicate element from sorted Linked List
- Level order traversal in spiral form
- 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
- Postorder traversal from given Inorder and Preorder traversals
- Absolute List Sorting
- Lowest Common Ancestor in a BST
- Max sum path in two arrays
- Run Length Encoding
- Largest subarray of 0's and 1's
- Largest subarray with 0 sum
- Minimum Depth of a Binary Tree
- Binary Tree to BST
- K-Palindrome
- Find nth element of spiral matrix
- Max sum in the configuration
- Unique rows in boolean matrix
- Match specific pattern
- Validate an IP Address
- Multiply two linked lists
- Distinct occurrences
- Sorted subsequence of size 3
- Josephus problem
- Points in Straight Line
- Check if Linked List is Palindrome
- Generate Grey Code Sequences
- Find duplicates in an array
- Count distinct elements in every window
- Max Level Sum in Binary Tree
- Sort a stack
- Longest consecutive sequence in Binary tree
- Print Common Nodes in BST
- Level order traversal
- Inorder Successor in BST
- Index Of an Extra Element
- Merge Sort for Linked List
- Union of Two Linked Lists
- Intersection of Two Linked Lists
- Root to Leaf Paths
- Maximum path sum
- XOR Linked List
- Symmetric Tree
- Construct Tree from Inorder & Preorder
- Vertical sum
- Check if Tree is Isomorphic
- Median of BST
- Remove Half Nodes
- Height of Spiral Tree
- Check if two Nodes are Cousins

- Coin Change
- Kadane's Algorithm
- Find Missing And Repeating
- Rank The Permutations
- Excel Sheet | Part - 1
- Print Diagonally
- Overlapping Intervals
- Maximum Index
- Next Permutation
- Parenthesis Checker
- Longest Common Subsequence
- Minimum number of jumps
- Count ways to reach the n'th stair
- Egg Dropping Puzzle
- Count of n digit numbers whose sum of digits equals to given sum
- Edit Distance
- Maximum Rectangular Area in a Histogram
- Consecutive 1's not allowed
- Path in Matrix
- Trapping Rain Water
- String formation from substring
- Subset Sum Problem
- Minimum Platforms
- Number following a pattern
- Stock buy and sell
- Largest Number formed from an Array
- Number of paths in a matrix with k coins
- Possible words from Phone digits
- Longest Palindrome in a String
- Relative Sorting
- Maximum of all subarrays of size k
- Largest square formed in a matrix
- Row with max 1s
- Boolean Matrix Problem
- Sorting Elements of an Array by Frequency
- Rotate a 2D array without using extra space
- Special Keyboard
- Minimum Cost of ropes
- Sum of Query II
- Form a palindrome
- Inversion of array
- Preorder to Postorder
- Length of the longest substring
- Longest consecutive subsequence
- Largest subsquare surrounded by ‘X’
- Stock span problem
- Handshakes
- Tic-Tac-Toe
- Number to words
- Palindromic Array
- Betting game
- Possible groups
- Longest Arithmetic Progression
- Maximum Profit
- Digit multiplier
- Circle of strings
- Build the smallest
- Largest number in K swaps
- Special Matrix
- Next larger element
- X Total Shapes
- Total Decoding Messages
- Unique BST's
- Subsets
- Combination Sum
- Combination Sum - Part 2
- Word Break
- Longest Prefix Suffix
- Kth smallest element
- Longest Common Substring
- Count Palindrome Sub-Strings of a String
- Snake and Ladder Problem
- Shortest Source to Destination Path
- Number of Palindromic paths in a Matrix
- Trie | (Insert and Search)
- Knight Walk
- Find all four sum numbers
- Word Boggle
- Is Sudoku Valid
- Find whether path exist
- Check Mirror in N-ary tree
- Unit Area of largest region of 1's
- Rearrange characters
- First non-repeating character in a stream
- Count subsequences of type a^i b^j c^k
- Stepping Numbers
- K
^{th}largest element in a stream - Water Overflow
- Zero Sum Subarrays
- Smallest window in a string containing all the characters of another string
- Smallest distinct window
- Floyd Warshall
- Huffman Encoding
- Infix to Postfix
- Smallest Positive missing number
- Longest Bitonic subsequence
- Mobile numeric keypad
- Maximum sum Rectangle
- Maximum Intervals Overlap
- Perfect Sum Problem
- Array Pair Sum Divisibility Problem
- Top k numbers in a stream
- Rotten Oranges
- Probability of Knight
- Longest repeating and non-overlapping substring
- Longest Common Prefix in an Array
- Steps by Knight
- Brackets in Matrix Chain Multiplication
- Matrix Chain Multiplication
- Maximum Tip Calculator
- Longest subarray with sum divisible by K
- Subarrays with equal 1s and 0s
- Longest Sub-Array with Sum K
- Optimal Strategy For A Game
- Given a linked list, reverse alternate nodes and append at the end
- Reverse a Linked List in groups of given size.
- Delete nodes having greater value on right
- 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
- Construct Binary Tree from Parent Array
- 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
- Merge K sorted linked lists
- Find the number of islands
- Get minimum element from stack
- Serialize and Deserialize a Binary Tree
- Circular tour
- Wildcard Pattern Matching
- Max rectangle
- Make Binary Tree From Linked List
- Generate IP Addresses
- Extreme nodes in alternate order
- Kth element in Matrix
- Clone a Binary Tree
- Remove loop in Linked List
- Implementing Dijkstra | Set 1 (Adjacency Matrix)
- Max length chain
- Minimum Spanning Tree
- Largest BST
- Interleaved Strings
- LRU Cache
- Box Stacking
- Multiply two strings
- Bipartite Graph
- Find the Closest Element in BST
- Delete keys in a Linked list
- Merge two BST 's
- Merge k Sorted Arrays
- Print Nodes having K leaves
- Smallest range in K lists
- k-th smallest element in BST
- Binary Tree to CDLL
- Find a pair with given target in BST
- K-Sum Paths
- Maximum path sum from any node
- Leaves to DLL
- Construct Tree from Preorder Traversal
- Count Number of SubTrees having given Sum
- Smallest Positive missing number
- Unique BST's
- Longest consecutive subsequence

- Minimum sum partition
- Maximum of minimum for every window size
- Merge Without Extra Space
- Next Smallest Palindrome
- A Simple Fraction
- Boolean Parenthesization
- Longest valid Parentheses
- Word Break - Part 2
- N-Queen Problem
- Solve the Sudoku
- Find median in a stream
- Distinct palindromic substrings
- Similar expressions
- Convert to Strictly increasing array
- Phone directory
- Closest Palindrome
- Reorder List
- Binary Tree to DLL
- AVL Tree Insertion
- Longest Palindromic Substring in Linear Time
- Alien Dictionary
- AVL Tree Deletion
- Nodes at given distance in binary tree
- Fixing Two nodes of a BST
- Number of Turns in Binary Tree
- Solve the Sudoku