piyushgupta106970
STREAK
03/1477
days
Longest streak/Global longest streak
Language Used
C++
Coding Score
1027
Problem Solved
298
Contest Rating
__
15 points
Contributor
15 points
Contributor
1 Point
Proficient
Proficient
100 Point
Scholar
Scholar
1k Point
Master
Master
10k Point
Ace
Ace
50k Point
8 submissions in current year
SCHOOL (0)
BASIC (18)
EASY (69)
MEDIUM (172)
HARD (39)
- Binary Tree to DLL
- Clone List with Next and Random
- Min distance between two given nodes of a Binary Tree
- Serialize and deserialize a binary tree
- Partition array to k subsets
- Alien Dictionary
- Nodes at given distance in binary tree
- Fixing Two nodes of a BST
- Number of Turns in Binary Tree
- Trapping Rain Water
- Smallest window containing all characters
- Histogram Max Rectangular Area
- Word Ladder I
- Median of 2 Sorted Arrays of Different Sizes
- Burning Tree
- The Painter's Partition Problem-II
- Count Smaller elements
- Wildcard string matching
- Circle of strings
- Edit Distance
- Palindromic Partitioning
- Stock Buy and Sell – Max K Transactions Allowed
- Matrix Chain Multiplication
- Bit Difference
- Median in a row-wise sorted Matrix
- Word Break - 2
- N-Queen Problem
- Word Wrap
- Maximum sum Rectangle
- Water Connection Problem
- Word Ladder II
- Stock Buy and Sell – Max 2 Transactions Allowed
- Min Chars to Add for Palindrome
- Optimum location of point to minimize total distance
- Largest rectangular sub-matrix whose sum is 0
- Minimum swap required to convert binary tree to binary search tree
- Whac - A - Mole
- Largest Sum Cycle
- Maximum good length
- Rotate a Linked List
- Add Number Linked Lists
- Detect Loop in linked list
- Count BST nodes that lie in a given range
- Bottom View of Binary Tree
- Intersection in Y Shaped Lists
- Diameter of a Binary Tree
- Sum Tree
- Flattening a Linked List
- Diagonal Tree Traversal
- Tree Boundary Traversal
- Delete a node from BST
- LCA in Binary Tree
- The Celebrity Problem
- Largest subarray with 0 sum
- Topological sort
- Vertical Tree Traversal
- Merge K sorted linked lists
- Get Min from Stack
- Gas Station
- Generate IP Addresses
- Kth smallest element in a Matrix
- Remove loop in Linked List
- Dijkstra Algorithm
- Minimum Spanning Tree
- Largest BST
- Interleaved Strings
- Count Palindromic Subsequences
- Minimum Swaps to Sort
- Palindrome Linked List
- Strongly Connected
- Rat in a Maze Problem - I
- Bipartite Graph
- BST with Dead End
- Merge two BST 's
- Merge k Sorted Arrays
- Duplicate Subtree
- Top View of Binary Tree
- k-th Smallest in BST
- Level order traversal
- Merge Sort for Linked List
- Pair Sum in BST
- Root to Leaf Paths
- K Sum Paths
- Construct Tree from Inorder & Preorder
- Isomorphic Trees
- Maximum path sum from any node
- Predecessor and Successor
- Largest Independent Set Problem
- Children Sum in a Binary Tree
- Duplicate Subtrees
- Sum of nodes on the longest path
- Maximum sum of Non-adjacent nodes
- Ceil in BST
- Smallest Positive Missing
- Stock buy and sell
- Kadane's Algorithm
- Majority Element
- Count Inversions
- Triplet Sum in Array
- Merge Without Extra Space
- Possible paths between 2 vertices
- Spirally traversing a matrix
- Distance of nearest cell having 1
- Longest Consecutive Subsequence
- Fractional Knapsack
- Job Sequencing Problem
- Minimum Platforms
- Largest number in K swaps
- Combination Sum
- M-Coloring Problem
- Minimum Jumps
- Stickler Thief
- Egg Dropping Puzzle
- Optimal Strategy For A Game
- Longest Common Subsequence
- Allocate Minimum Pages
- Preorder to BST
- Zero Sum Subarrays
- Kth Smallest
- Steps by Knight
- Print Anagrams Together
- Word Break
- Stock Buy and Sell – Multiple Transaction Allowed
- 4 Sum - All Quadruples
- Sort 0s, 1s and 2s
- Maximum Index
- Single Among Doubles
- Smallest number with at least n trailing zeroes in factorial
- Maximum Product Subarray
- Row with max 1s
- Form a palindrome
- Rotate a Matrix
- Transform String
- Count the Reversals
- Cutting Binary String
- Factorials of large numbers
- Smallest distinct window
- Longest Palindrome in a String
- K-th element of two Arrays
- Triplets with Smaller Sum
- Minimum swaps and K together
- First negative in every window of size k
- Maximum difference of zeros and ones in binary string
- Minimum sum
- Minimize the Heights II
- First and Last Occurrences
- Valid Substring
- Minimum Swaps for Bracket Balancing
- Permutations of a String
- Subarrays Product Less than K
- Unique Number II
- Largest prime factor
- Angle between hour and minute hand
- Minimum number of deletions and insertions
- Max Sum Increasing Subsequence
- Minimum cost to fill given weight in a bag
- Santa Banta
- Mobile numeric keypad
- Coin Change (Minimum Coins)
- Smallest number
- Count ways to N'th Stair(Order does not matter)
- Knapsack with Duplicate Items
- Geek and its Game of Coins
- Maximum path sum in matrix
- Digit multiplier
- Subset Sums
- Path of greater than equal to k length
- Choose and Swap
- Game with String
- Next Permutation
- Longest Repeating Subsequence
- Longest alternating subsequence
- Stream First Non-repeating
- Segregate even and odd nodes in a Linked List
- Replace O's with X's
- Check Mirror in N-ary tree
- Floyd Warshall
- Negative weight cycle
- Hamiltonian Path
- Triplets in Sorted Linked List
- Iterative Postorder
- Longest Palindromic Substring
- All Palindromic Partitions
- Bellman-Ford
- Rearrange characters
- Flatten binary tree to linked list
- Course Schedule
- Reverse a Stack
- Maximum product subset of an array
- Maximum Meetings in One Room
- Max Equal sum of 3 Stacks
- Buy Maximum Stocks
- Array Removals
- Max Sum without Adjacents 2
- Stack Permutations
- Largest subtree sum in a tree
- Minimum time taken by each job to be completed given by a Directed Acyclic Graph
- Minimum edges
- Construct Binary Tree from String with bracket representation
- Check if all levels of two trees are anagrams or not
- Remove and Reverse
- Number of Distinct Islands
- Minimum Multiplications to reach End
- Eventual Safe States
- Minimum Maximum Partition
- Frog Jump
- Maximum Sum Combination
- Count Number of Nodes in a Binary Tree
- Floor in BST
- Walls Coloring
- Count beautiful strings
- Reverse a linked list
- Delete nodes having greater value on right
- Remove duplicates from an unsorted linked list
- Reverse a Doubly Linked List
- Check for BST
- Right View of Binary Tree
- Mirror Tree
- Maximum Width of Tree
- Height of Binary Tree
- Balanced Tree Check
- Kth from End of Linked List
- Middle of a Linked List
- Check If Circular Linked List
- Left View of Binary Tree
- Transform to Sum Tree
- Intersection Sorted Linked Lists
- Reverse Level Order Traversal
- Insert a node in a BST
- Identical Trees
- Run Length Encoding
- Binary Tree to BST
- Multiply two linked lists
- Kth largest element in BST
- Three way partitioning
- Symmetric Tree
- Find length of Loop
- Median of BST
- Queue Reversal
- Deletion in a Binary Tree
- First Set Bit
- Power of 2
- Swap odd and even bits
- Anagram
- Minimum Cost of ropes
- N meetings in one room
- Reach a given score
- Union of Arrays with Duplicates
- Roman Number to Integer
- Missing And Repeating
- Maximize sum after K negations
- Pairs with certain difference
- Chocolate Distribution Problem
- Swap and Maximize
- Smallest subarray with sum greater than x
- Convert a sentence into its equivalent mobile numeric keypad sequence
- Min Number of Flips
- Two sum -Pairs with 0 Sum
- Search array with adjacent diff at most k
- Shop in Candy Store
- Number of 1 Bits
- Reverse Bits
- Swap two nibbles in a byte
- Swap bits
- Check if it is possible to survive on Island
- BBT counter
- Arithmetic Number
- Sequence Fun
- CPH - Count Set Bit
- CPH - Count Digits
- Smallest Mapped String
- Checkmate
- High Frequency
- Split the binary string into substrings with equal number of 0s and 1s
- Minimum Sum of Absolute Differences of Pairs
- Assign Tasks
- Kth Mex
- Unique Binary Tree Requirements
- Split the String
- Magic and toy shop
- Print number pattern
- Sum Except First and Last
- Equal Sum and XOR
- Bit Difference
- Reverse a String
- Rotate Array by One
- One odd Occuring
- Array Subset
- Remove character
- GCD of two numbers
- Check set bits
- Find position of set bit
- Smallest power of 2 greater than or equal to n
- Median of an Array
- Parity of unsigned integer
- Distance between 2 points
- Sums of i-th row and i-th column
- Max Min
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