A
arpitkhushwaha
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STREAK
356/1463
days
Longest streak/Global longest streak
Language Used
Python, C++, Java
Coding Score
1618
Problem Solved
492
Contest Rating
1734
Campus Mantri
ayushhkaushik212 points
Contributor
212 points
Contributor
1 Point
Proficient
Proficient
100 Point
Scholar
Scholar
1k Point
Master
Master
10k Point
Ace
Ace
50k Point
95 submissions in current year
SCHOOL (1)
BASIC (13)
EASY (180)
MEDIUM (253)
HARD (45)
- Reverse a linked list
- Frequency in a Linked List
- Linked list of strings forms a palindrome
- Delete in a Doubly Linked List
- Inorder Traversal
- Check for BST
- K distance from root
- Mirror Tree
- Delete without head pointer
- Height of Binary Tree
- Balanced Tree Check
- Kth from End of Linked List
- Middle of a Linked List
- Left View of Binary Tree
- Delete Middle of Linked List
- Decimal Equivalent of Binary Linked List
- Remove Duplicates from a Sorted Linked List
- Reverse Level Order Traversal
- DFS of Graph
- BFS of graph
- Identical Trees
- Root to leaf path sum
- Square Root
- Nodes without a Sibling
- Lowest Common Ancestor in a BST
- Binary Search
- Largest subarray of 0's and 1's
- Remove Duplicates Sorted Array
- Remove Duplicates from an array
- Toeplitz matrix
- Remove every k'th node
- Leaves at Same Level or Not
- Multiply two linked lists
- You and your books
- Max distance between same elements
- Minimum distance in an Array
- Array Duplicates
- Three way partitioning
- Level order traversal
- Index of an Extra Element
- Split Linked List Alternatingly
- Sum of leaf nodes in BST
- Delete Alternate Nodes
- Find the Sum of Last N nodes of the Linked List
- Count Pairs whose sum is equal to X
- Find length of Loop
- Linked List Matrix
- Reverse first K of a Queue
- Remove Half Nodes
- Closest Neighbour in BST
- Learn to Comment - Java
- Swap the array elements
- Xoring and Clearing
- Reverse an Array
- Power of 2
- Frequencies in a Limited Array
- Equilibrium Point
- Array Leaders
- Roof Top
- Anagram
- Winner of an election
- Strings Rotations of Each Other
- Reverse Words
- Panagram Checking
- Non Repeating Character
- Parenthesis Checker
- Minimum Cost of ropes
- N meetings in one room
- Reach a given score
- Count ways to N'th Stair
- Union of Arrays with Duplicates
- Missing in Array
- Product array puzzle
- Max Value Permutation
- Missing And Repeating
- Count the elements
- Find the closest number
- Common in 3 Sorted Arrays
- Sorted and Rotated Minimum
- Search in a Row-Column sorted matrix
- Move All Zeroes to End
- String Duplicates Removal
- Count pairs Sum in matrices
- Find Pair Given Difference
- Pairs with difference k
- Swap and Maximize
- Single Number
- Alternate Positive Negative
- Remaining String
- Kth distance
- Remove Duplicates
- Nearest multiple of 10
- Reorganize The Array
- Facing the sun
- Second Largest
- Convert array into Zig-Zag fashion
- Two Sum - Pair with Given Sum
- Number of occurrence
- K-Pangrams
- Does array represent Heap
- Modify the Array
- Sum Pair closest to target
- Find missing in second array
- Longest Common Prefix of Strings
- Two sum -Pairs with 0 Sum
- Segregate 0s and 1s
- Play With OR
- At Least K Occurrences
- Total count
- Pair with given sum in a sorted array
- Print Bracket Number
- Odd Even Problem
- Binary representation of next number
- Padovan Sequence
- Extract the Number from the String
- Divisibility by 8
- Find the Highest number
- Armstrong Numbers
- Reverse Bits
- Nth Fibonacci Number
- Swap two nibbles in a byte
- Maximum Sum Problem
- Party of Couples
- Count numbers containing 4
- Recamans sequence
- The Palindrome Pattern
- Compare two fractions
- Recursive sequence
- Juggler Sequence
- Summed Matrix
- Row with Minimum 1s
- Coverage of all Zeros in a Binary Matrix
- Inorder Traversal and BST
- Print GeeksForGeeks
- Array to BST
- Find maximum volume of a cuboid
- Smallest window containing 0, 1 and 2
- Insert an Element at the Bottom of a Stack
- Fibonacci series up to Nth term
- Stock Buy and Sell – Max one Transaction Allowed
- Divisor Game
- Find the first node of loop in linked list
- Sorting Items
- Bridge on Bits
- Max Splits
- Minimum Number of Elements
- Jumping Towers
- Prefix Distinct
- Frequency of every Element
- Geek & Geekina Purchasing Ice Cream
- Eye's Contact
- Geekland Fair
- Find Mode in BST
- Bob's Impression
- Geek Count
- And is Equal to OR
- Counting N-Digit Numbers with a 7
- Odd Minus Prime
- Get Segments
- Reach Alice
- Bob's Game
- Binary String Without Consecutive 1's
- Two Smallests in Every Subarray
- Split an array into two equal Sum subarrays
- Largest Pair Sum
- Count Minimum Swaps
- Perfect Meeting
- Good Substrings
- Find Smallest
- Winner Team
- Two Swaps
- Smallest Substring
- Count pairs with given sum
- Meeting Rooms
- Count Pairs whose sum is less than target
- Union of Two Sorted Arrays with Distinct Elements
- Intersection of Two arrays with Duplicate Elements
- Search in a row-wise sorted matrix
- Find n-th Term
- Count n-digit Numbers
- Rotate a Linked List
- Add Number Linked Lists
- Add 1 to a Linked List Number
- Merge 2 sorted linked list in reverse order
- Detect Loop in linked list
- Quick Sort on Linked List
- Insert in Sorted Circular Linked List
- Binary Tree from Inorder and Postorder
- Bottom View of Binary Tree
- Intersection in Y Shaped Lists
- Diameter of a Binary Tree
- Merge two sorted linked lists
- Sum Tree
- Construct Binary Tree from Parent Array
- Tree Boundary Traversal
- Directed Graph Cycle
- Undirected Graph Cycle
- Max sum path in two arrays
- The Celebrity Problem
- Merge K sorted linked lists
- Find the number of islands
- Max sum in the configuration
- Get Min from Stack
- Serialize and deserialize a binary tree
- Wildcard Pattern Matching
- Linked List to Binary Tree
- Validate an IP Address
- Remove loop in Linked List
- Additive sequence
- Largest BST
- Sorted subsequence of size 3
- Implement Atoi
- Maximum Difference
- Palindrome Linked List
- Print matrix in diagonal pattern
- Rat in a Maze Problem - I
- Merge two BST 's
- Count distinct elements in every window
- Root to leaf paths sum
- k-th Smallest in BST
- Euler Circuit in an Undirected Graph
- Ancestors in Binary Tree
- Pair Sum in BST
- Root to Leaf Paths
- Populate Inorder Successor for all nodes
- XOR Linked List
- Linked List that is Sorted Alternatingly
- K Sum Paths
- Construct Tree from Inorder & Preorder
- Arrange Consonants and Vowels
- Count the nodes at distance K from leaf
- Vertical sum
- Insert in Sorted way in a Sorted DLL
- Maximum path sum from any node
- Children Sum in a Binary Tree
- Diagonal sum in binary tree
- Deletion and Reverse in Circular Linked List
- Duplicate Subtrees
- Sum of nodes on the longest path
- ZigZag Tree Traversal
- Vertical Width of a Binary Tree
- Gray to Binary Conversion
- Smallest Positive Missing
- Maximum occured integer
- Wave Array
- Rotate and delete
- Maximum Index
- Rotate Array
- Kadane's Algorithm
- Majority Element
- Count Inversions
- Two Repeated Elements
- Union of 2 Sorted Arrays
- Indexes of Subarray Sum
- Count the number of possible triangles
- Number of pairs
- Merge Without Extra Space
- Spirally traversing a matrix
- Search in a sorted Matrix
- Rotate by 90 degree
- Subarray range with given sum
- Sort Elements by Decreasing Frequency
- Longest Consecutive Subsequence
- Postfix Evaluation
- Stock span problem
- Next Greater Element
- K Sized Subarray Maximum
- Nearly sorted
- Activity Selection
- Fractional Knapsack
- Job Sequencing Problem
- Minimum Platforms
- Minimum Jumps
- Stickler Thief
- Ways to Reach the n'th Stair
- Optimal Strategy For A Game
- Sum of all substrings of a number
- Longest Increasing Subsequence
- Longest Common Subsequence
- 0 - 1 Knapsack Problem
- Allocate Minimum Pages
- Kth Smallest
- Implement Trie
- Rotten Oranges
- Maximize The Cut Segments
- Container With Most Water
- Print Anagrams Together
- Rotate by 90 degree
- Closest Three Sum
- Word Break
- Stock Buy and Sell – Multiple Transaction Allowed
- Word Search
- Sort 0s, 1s and 2s
- Paths to reach origin
- Top k numbers in a stream
- Sum of Middle elements of two sorted arrays
- Split the Array
- Search in Rotated Sorted Array
- Sum of bit differences
- Form the Largest Number
- Add Binary Strings
- Maximum Product Subarray
- Longest subarray with sum divisible by K
- Row with max 1s
- Swapping pairs make sum equal
- Check if frequencies can be equal
- Palindrome SubStrings
- Form a palindrome
- Nuts and Bolts Problem
- Longest Subarray with Sum K
- Max Sum without Adjacents
- Find the N-th character
- k largest elements
- Longest Common Substring
- Longest substring with distinct characters
- Longest Palindrome in a String
- K-th element of two Arrays
- K closest elements
- LCS of three strings
- Longest Palindromic Subsequence
- Largest Sum Subarray of Size at least K
- Equalize the Towers
- Minimum sum
- Not a subset sum
- Minimize the Heights II
- Print N-bit binary numbers having more 1s than 0s
- Permutations of a String
- Sum of Products
- Modular Exponentiation
- Maximum Tip Calculator
- Minimum number of deletions and insertions
- Maximize dot product
- Minimum cost to fill given weight in a bag
- Coin Change (Count Ways)
- Sequence of Sequence
- String Subsequence
- Mobile numeric keypad
- Coin Change (Minimum Coins)
- Smallest number
- Trail of ones
- K-Palindrome
- Longest subsequence-1
- Power Set
- Count ways to N'th Stair(Order does not matter)
- Minimum Cost To Make Two Strings Identical
- Geek and its Game of Coins
- Minimum steps to destination
- Partition Equal Subset Sum
- Count possible ways to construct buildings
- Count digit groupings of a number
- Array Pair Sum Divisibility Problem
- Prime Pair with Target Sum
- Nth Natural Number
- Number of paths in a matrix with k coins
- Game with String
- Next Permutation
- Maximum sum of hour glass
- Exit Point in a Matrix
- Longest alternating subsequence
- Rotate Each Row of Matrix K Times
- Decode the string
- Check If two Line segments Intersect
- Number of Rectangles in a Circle
- Largest square formed in a matrix
- Integral Points Inside Triangle
- Rohan's Love for Matrix
- Techfest and the Queue
- Largest subsquare surrounded by X
- Divisibility tree
- Search Pattern (Rabin-Karp Algorithm)
- All Palindromic Partitions
- Subarrays with sum K
- Coin Piles
- Remove K Digits
- Construct list using given q XOR queries
- Find duplicate rows in a binary matrix
- Paths from root with a specified sum
- Shortest Prime Path
- Sort for Singly Linked List
- Remove all occurences of duplicates in a linked list
- Minimize the Heights I
- Unique Number III
- All Unique Permutations of an array
- Course Schedule
- Min Cost Climbing Stairs
- Overlapping Intervals
- Maximum product subset of an array
- Buy Maximum Stocks
- Find shortest safe route in a matrix
- Sort a k sorted doubly linked list
- City With the Smallest Number of Neighbors at a Threshold Distance
- Path With Minimum Effort
- Shortest Path in Undirected Graph
- Majority Element II
- Minimal Cost
- Aggressive Cows
- Smallest Divisor
- Combination Sum II
- Shortest Path in Weighted undirected graph
- Minimum Absolute Difference In BST
- Non-overlapping Intervals
- Stickler Thief II
- Insert Interval
- Longest String Chain
- Partitions with Given Difference
- Make array elements unique
- Minimum repeat to make substring
- Water the plants
- Number of Good Components
- GSB Interview
- Grinding Geek
- Minimize the Difference
- Minimize the Array
- Pairs violating the BST property
- Substrings and Permutations
- Kth common ancestor in BST
- Beautiful cities - I
- Height of Tower
- Create this array
- Matching Characters
- Strong Indices
- Kth Missing Positive Number in a Sorted Array
- Count Subarrays with given XOR
- Set Matrix Zeros
- Find All Triplets with Zero Sum
- Split array in three equal sum subarrays
- Find H-Index
- Max Possible Bitwise AND
- Count all triplets with given sum in sorted array
- Implement Pow
- K Closest Points to Origin
- Longest Bounded-Difference Subarray
- ASCII Range Sum
- Linked List Group Reverse
- Binary Tree to DLL
- Clone List with Next and Random
- Min distance between two given nodes of a Binary Tree
- Distinct occurrences
- LRU Cache
- Alien Dictionary
- Merge Sort on Doubly Linked List
- Fixing Two nodes of a BST
- Trapping Rain Water
- Max Circular Subarray Sum
- Smallest window containing all characters of another string
- Max of min for every window size
- Solve the Sudoku
- Minimum Cost Path
- Burning Tree
- Count Pairs in an Array
- Search Pattern (KMP-Algorithm)
- Count Smaller elements
- Longest Prefix Suffix
- Wildcard string matching
- Circle of strings
- Longest repeating and non-overlapping substring
- Sub-arrays with equal number of occurences
- Edit Distance
- Minimum Points To Reach Destination
- Stock Buy and Sell – Max K Transactions Allowed
- Strictly Increasing Array
- Generalised Fibonacci numbers
- Boolean Parenthesization
- Longest valid Parentheses
- Possible Paths in a Tree
- N-Queen Problem
- Brackets in Matrix Chain Multiplication
- Find all Critical Connections in the Graph
- Distribute candies in a binary tree
- Split Array Largest Sum
- Stock Buy and Sell – Max 2 Transactions Allowed
- Min Chars to Add for Palindrome
- Vertex Cover
- Maximum Connected group
- Minimize Max Distance to Gas Station
- Account Merge
- Geekina Hate 1s
- Geekland Is Haunted
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