- Binary String
- Shortest path from 1 to n
- Rotate Array
- Permutations of a given string
- Missing number in array
- Array of alternate +ve and -ve no.s
- Count total set bits
- Bit Difference
- Greater on right side
- Remove character
- Minimum difference pair
- Sum of Digits Divisibility
- Maximum money
- Ways To Tile A Floor
- Generate Binary Numbers
- Keypad typing
- Maximum Possible Sum of Products
- Number of Integer solutions
- Surpasser Count
- Rotate by 90 degree
- Count Squares
- Check set bits
- Twice counter
- Total number of Strings
- Height of Binary Tree
- Finding middle element in a linked list
- Find triplets with zero sum
- Anagram of String

Name

pb

Institute

Nexon

Overall Coding Score: 660

Monthly Coding Score: 426

Weekly Coding Score: 0

- Wave Array
- Remove “b” and “ac” from a given string
- Maximum value in a bitonic array
- Finding Position
- Element that appears once where every element occurs twice
- N meetings in one room
- Key Pair
- Subarray with given sum
- Triplet Sum in Array
- Generate binary string
- 0 - 1 Knapsack Problem
- Finding the numbers
- Knapsack with Duplicate Items
- Flood fill Algorithm
- Longest K unique characters substring
- Next Greater Even Number
- Find largest word in dictionary
- Meta Strings
- Smallest window in a string containing all the characters of another string
- Count all possible paths from top left to bottom right
- Count of strings that can be formed using a, b and c under given constraints
- Find number of times a string occurs as a subsequence
- Save Ironman
- Detect Loop in linked list
- K distance from root
- Sum Tree
- Find Transition Point
- Reverse Level Order Traversal
- Root to leaf path sum
- Run Length Encoding
- Odd even level difference
- Expression Tree
- Max Level Sum in Binary Tree
- Root to leaf paths sum
- Sort a stack
- Longest consecutive sequence in Binary tree
- Inorder Successor in BST
- Maximum path sum
- Perfect Binary Tree
- Vertical sum
- Check if Tree is Isomorphic

- Kadane's Algorithm
- Print Diagonally
- Overlapping Intervals
- Maximum Index
- Next Permutation
- Longest Increasing Subsequence
- Longest Common Subsequence
- Minimum number of jumps
- Count ways to reach the n'th stair
- Egg Dropping Puzzle
- Edit Distance
- Trapping Rain Water
- String formation from substring
- Subset Sum Problem
- Minimum Platforms
- Number following a pattern
- Largest Number formed from an Array
- Jumping Numbers
- Modular Exponentiation for large numbers
- Relative Sorting
- Largest square formed in a matrix
- Row with max 1s
- Nuts and Bolts Problem
- Rotate a 2D array without using extra space
- Special Keyboard
- Minimum Cost of ropes
- Form a palindrome
- Length of the longest substring
- Longest consecutive subsequence
- Convert an array to reduced form
- M-Coloring Problem
- Handshakes
- Number to words
- Palindromic Array
- Is Binary Number Multiple of 3
- Next larger element
- X Total Shapes
- Total Decoding Messages
- Unique BST's
- Distinct Transformations
- Subsets
- Combination Sum
- Word Break
- Hamiltonian Path
- Snake and Ladder Problem
- Replace O's with X's
- Find all four sum numbers
- Word Boggle
- Max absolute difference
- Is Sudoku Valid
- Find whether path exist
- 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
- Water Overflow
- Smallest distinct window
- Minimum number of steps to reach a given number.
- Maximum sum Rectangle
- Min cut Square
- Brackets in Matrix Chain Multiplication
- Matrix Chain Multiplication
- The Painter's Partition Problem
- 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
- 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
- Find the number of islands
- Circular tour
- Wildcard Pattern Matching
- Max rectangle
- Make Binary Tree From Linked List
- Kth element in Matrix
- Clone a Binary Tree
- Remove loop in Linked List
- Max length chain
- Minimum Spanning Tree
- Largest BST
- Interleaved Strings
- Box Stacking
- Strongly Connected Components (Kosaraju's Algo)
- Rat in a Maze Problem
- Pots of Gold Game
- Delete keys in a Linked list
- Merge two BST 's
- Duplicate subtree in Binary Tree
- Top View of Binary Tree
- Smallest range in K lists
- 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
- Construct Tree from Preorder Traversal

- Minimum sum partition
- Maximum of minimum for every window size
- Find sum of different corresponding bits for all pairs
- Allocate minimum number of pages
- A Simple Fraction
- Ugly Numbers
- Longest valid Parentheses
- Word Break - Part 2
- Solve the Sudoku
- Travelling Salesman Problem
- Reorder List
- Alien Dictionary
- Fixing Two nodes of a BST