V
vk_geeks
STREAK
02/1466
days
Longest streak/Global longest streak
Language Used
C++, Java, C
Coding Score
632
Problem Solved
221
Contest Rating
__
354 points
Contributor
354 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 (12)
EASY (76)
MEDIUM (117)
HARD (16)
- Reverse a linked list
- Delete nodes having greater value on right
- Remove duplicates from an unsorted linked list
- Split a Linked List into two halves
- Reverse a Doubly Linked List
- Check for BST
- Right View of Binary Tree
- Mirror Tree
- Height of Binary Tree
- Balanced Tree Check
- Kth from End of Linked List
- Check If Circular Linked List
- Left View of Binary Tree
- Transform to Sum Tree
- Intersection Sorted Linked Lists
- Queue using two Stacks
- Remove Duplicates from a Sorted Linked List
- Stack using two queues
- Reverse Level Order Traversal
- DFS of Graph
- BFS of graph
- Lowest Common Ancestor in a BST
- Binary Tree to BST
- Leaves at Same Level or Not
- Multiply two linked lists
- Kth largest element in BST
- Array Duplicates
- Special Stack
- Three way partitioning
- Level order traversal
- Reverse Using Stack
- Queue Reversal
- Reverse first K of a Queue
- Brothers From Different Roots
- Power of 2
- Anagram
- Strings Rotations of Each Other
- Isomorphic Strings
- Reverse Words
- Sum of numbers in string
- Parenthesis Checker
- Minimum Cost of ropes
- N meetings in one room
- Reach a given score
- First Repeating Element
- Union of Arrays with Duplicates
- Common Elements
- Missing in Array
- Product array puzzle
- Roman Number to Integer
- Max Value Permutation
- Missing And Repeating
- Non-Repeating Element
- Sort by Set Bit Count
- Maximize sum after K negations
- Pairs with certain difference
- Common in 3 Sorted Arrays
- Sorted and Rotated Minimum
- Search in a Row-Column sorted matrix
- Chocolate Distribution Problem
- Find Pair Given Difference
- Swap and Maximize
- Smallest subarray with sum greater than x
- Alternate Positive Negative
- Remove Consecutive Characters
- Convert a sentence into its equivalent mobile numeric keypad sequence
- Second most repeated string in a sequence
- Min Number of Flips
- Two sum -Pairs with 0 Sum
- Merge two binary Max heaps
- Palindrome String
- Search array with adjacent diff at most k
- Shop in Candy Store
- Number of 1 Bits
- BBT counter
- Arithmetic Number
- Sort a linked list of 0s, 1s and 2s
- Add Number Linked Lists
- Add 1 to a Linked List Number
- Detect Loop in linked list
- Count BST nodes that lie in a given range
- Quick Sort
- 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
- Directed Graph Cycle
- Undirected Graph Cycle
- LCA in Binary Tree
- Two Stacks in an Array
- The Celebrity Problem
- Topological sort
- Merge K sorted linked lists
- Find the number of islands
- Gas Station
- Is Binary Tree Heap
- Remove loop in Linked List
- Interleaved Strings
- Minimum Swaps to Sort
- Palindrome Linked List
- Rat in a Maze Problem - I
- BST with Dead End
- Merge k Sorted Arrays
- Duplicate Subtree
- Top View of Binary Tree
- k-th Smallest in BST
- Merge Sort for Linked List
- Construct Tree from Inorder & Preorder
- Predecessor and Successor
- Normal BST to Balanced BST
- Sum of nodes on the longest path
- ZigZag Tree Traversal
- Count set bits
- Kadane's Algorithm
- Majority Element
- Count Inversions
- Two Repeated Elements
- Triplet Sum in Array
- Spirally traversing a matrix
- Rotate by 90 degree
- Distance of nearest cell having 1
- Subarray with 0 sum
- Longest Consecutive Subsequence
- Postfix Evaluation
- Next Greater Element
- Fractional Knapsack
- Job Sequencing Problem
- Minimum Platforms
- Minimum Jumps
- Optimal Strategy For A Game
- Longest Increasing Subsequence
- Longest Common Subsequence
- Allocate Minimum Pages
- Zero Sum Subarrays
- Kth Smallest
- Steps by Knight
- Maximize The Cut Segments
- Print Anagrams Together
- Word Break
- Word Search
- 4 Sum - All Quadruples
- Sort 0s, 1s and 2s
- Painting the Fence
- Search in Rotated Sorted Array
- Smallest number with at least n trailing zeroes in factorial
- Maximum Product Subarray
- Row with max 1s
- Transform String
- Count the Reversals
- k largest elements
- Longest Common Substring
- Smallest distinct window
- Longest Palindrome in a String
- Look and Say Pattern
- K-th element of two Arrays
- Triplets with Smaller Sum
- Minimum swaps and K together
- LCS of three strings
- Longest substring with equal number of 0s and 1s
- 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
- Friends Pairing Problem
- String Subsequence Game
- Unique Number II
- Max Sum Increasing Subsequence
- Minimum cost to fill given weight in a bag
- Coin Change (Count Ways)
- Mobile numeric keypad
- Smallest number
- Longest subsequence-1
- Power Set
- Knapsack with Duplicate Items
- nCr
- Maximum path sum in matrix
- Partition Equal Subset Sum
- Killing Spree
- 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
- Check Mirror in N-ary tree
- Linked List Group Reverse
- Binary Tree to DLL
- Min distance between two given nodes of a Binary Tree
- Alien Dictionary
- Smallest range in K lists
- Trapping Rain Water
- Smallest window containing all characters
- Histogram Max Rectangular Area
- Find median in a stream
- Median of 2 Sorted Arrays of Different Sizes
- Merge Without Extra Space
- The Painter's Partition Problem-II
- Edit Distance
- Median in a row-wise sorted Matrix
- N-Queen Problem
- Maximum sum Rectangle
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