A
heyy2001
STREAK
00/1461
days
Longest streak/Global longest streak
Language Used
C++, C
Coding Score
561
Problem Solved
187
Contest Rating
__
285 points
Contributor
285 points
Contributor
1 Point
Proficient
Proficient
100 Point
Scholar
Scholar
1k Point
Master
Master
10k Point
Ace
Ace
50k Point
0 submissions in current year
SCHOOL (0)
BASIC (7)
EASY (59)
MEDIUM (105)
HARD (16)
- Count BST nodes that lie in a given range
- Bottom View of Binary Tree
- Diameter of a Binary Tree
- Sum Tree
- Connect Nodes of Levels
- Flattening a Linked List
- Diagonal Tree Traversal
- Tree Boundary Traversal
- Directed Graph Cycle
- Undirected Graph Cycle
- LCA in Binary Tree
- Two Stacks in an Array
- The Celebrity Problem
- Topological sort
- Find the number of islands
- Gas Station
- Remove loop in Linked List
- Dijkstra Algorithm
- Minimum Spanning Tree
- Sorted subsequence of size 3
- Count Palindromic Subsequences
- Rat in a Maze Problem - I
- Bipartite Graph
- Closest in BST
- BST with Dead End
- Pots of Gold Game
- Bridge edge in a graph
- Sort a stack
- Duplicate Subtree
- Top View of Binary Tree
- Peak element
- Merge Sort for Linked List
- Pair Sum in BST
- Populate Inorder Successor for all nodes
- Isomorphic Trees
- Children Sum in a Binary Tree
- Normal BST to Balanced BST
- Duplicate Subtrees
- Sum of nodes on the longest path
- ZigZag Tree Traversal
- Count Number of SubTrees having given Sum
- Power Of Numbers
- Kadane's Algorithm
- Indexes of Subarray Sum
- Spirally traversing a matrix
- Search in a sorted Matrix
- Distance of nearest cell having 1
- Unit Area of largest region of 1's
- Stock span problem
- Next Greater Element
- K Sized Subarray Maximum
- Activity Selection
- Fractional Knapsack
- Job Sequencing Problem
- Minimum Platforms
- Combination Sum
- Stickler Thief
- Optimal Strategy For A Game
- Number of Unique Paths
- Allocate Minimum Pages
- Shortest Common Supersequence
- Rotten Oranges
- Print Anagrams Together
- Rotate by 90 degree
- Word Break
- Generate Parentheses
- Prerequisite Tasks
- Painting the Fence
- Swapping pairs make sum equal
- Column name from a given column number
- Nuts and Bolts Problem
- Factorials of large numbers
- Longest Common Substring
- LCS of three strings
- First negative in every window of size k
- Maximum difference of zeros and ones in binary string
- Valid Substring
- Number following a pattern
- Friends Pairing Problem
- Subarrays Product Less than K
- Minimum number of deletions and insertions
- Minimum cost to fill given weight in a bag
- Gold Mine Problem
- Smallest number
- Longest subsequence-1
- Maximum path sum in matrix
- Minimum steps to destination
- Array Pair Sum Divisibility Problem
- Subset Sums
- Game with String
- Longest Repeating Subsequence
- Decode the string
- Total Decoding Messages
- Stream First Non-repeating
- Segregate even and odd nodes in a Linked List
- Largest square formed in a matrix
- Jump Game
- IPL 2021 - Match Day 2
- Number of Distinct Islands
- Shortest Distance in a Binary Maze
- Minimum Multiplications to reach End
- Eventual Safe States
- Path With Minimum Effort
- Shortest Path in Undirected Graph
- Shortest Path in Weighted undirected graph
- Delete N nodes after M nodes of a linked list
- Delete nodes having greater value on right
- Reverse a Doubly Linked List
- Check for BST
- Maximum Width of Tree
- Balanced Tree Check
- Transform to Sum Tree
- DFS of Graph
- BFS of graph
- Root to leaf path sum
- Lowest Common Ancestor in a BST
- Run Length Encoding
- Binary Tree to BST
- Kth largest element in BST
- Inorder Successor in BST
- Reverse Using Stack
- Symmetric Tree
- Queue Reversal
- Brothers From Different Roots
- First Set Bit
- Rightmost different bit
- Check K-th Bit
- Array Leaders
- Floor in a Sorted Array
- Winner of an election
- Most Frequent Character
- Generate Binary Numbers
- Minimum Cost of ropes
- N meetings in one room
- Reach a given score
- Count ways to N'th Stair
- Union of Arrays with Duplicates
- Roman Number to Integer
- Missing And Repeating
- Find Kth Rotation
- Maximize sum after K negations
- Pairs with certain difference
- Chocolate Distribution Problem
- Bitonic Point
- Amend The Sentence
- Remove Consecutive Characters
- Min Number of Flips
- Shop in Candy Store
- Max Sum Subarray of size K
- Check if it is possible to survive on Island
- Squares in N*N Chessboard
- BBT counter
- Maximum Height Tree
- Choose and Swap
- Overlapping rectangles
- Assign Tasks
- Maximum Frequency
- Kth Mex
- Minimum Number
- BST Downward Traversal
- Total Cuts
- Toggle
- Virus Infection
- Binary Good
- Binary Tree to DLL
- Min distance between two given nodes of a Binary Tree
- Alien Dictionary
- Smallest range in K lists
- Histogram Max Rectangular Area
- Solve the Sudoku
- Word Ladder I
- Median of 2 Sorted Arrays of Different Sizes
- Burning Tree
- Merge Without Extra Space
- The Painter's Partition Problem-II
- Ugly Numbers
- Minimum sum partition
- Stock Buy and Sell – Max K Transactions Allowed
- Phone directory
- Maximum sum Rectangle
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