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Profile
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Articles
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Campus Ambassadors
Uncover Diverse Options in Colleges and Companies
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Current POTD Streak
STREAK
00
/970
days
Language Used
C++, C
Institute
DE Shaw
Overall Coding Score
426
Total Problem Solved
168
Monthly Coding Score
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Contributor
1 Point
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Proficient
100 Point
Scholar
Scholar
1k Point
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10k Point
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Ace
50k Point
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SCHOOL (1)
BASIC (17)
EASY (59)
MEDIUM (81)
HARD (10)
Reverse an Array
Linked List Insertion
Count Leaves in Binary Tree
Greater on right side
Rotating an Array
Make a Distinct Digit Array
Exceptionally odd
Find the smallest and second smallest element in an array
Reverse a String
Implement Queue using Linked List
Implement Queue using array
Delete node in Doubly Linked List
Union of two arrays
Rotate Array
Remove Duplicates from unsorted array
Node at a given index in linked list
Count nodes of linked list
Minimum element in BST
Print BST elements in given range
Root to leaf path sum
Stack using two queues
Parenthesis Checker
Count pairs with given sum
Nth Fibonacci Number
Remove duplicate element from sorted Linked List
Reverse a linked list
N meetings in one room
Left View of Binary Tree
Level order traversal Line by Line
Check for BST
Level order traversal
Non Repeating Character
Three Great Candidates
Sum equals to Sum
Remove duplicates from an unsorted linked list
Delete without head pointer
Palindrome numbers
Delete nodes having greater value on right
Given a linked list of 0s, 1s and 2s, sort it.
Rotate by 90 degree
Lowest Common Ancestor in a BST
Inorder Successor in BST
High Effort vs Low Effort
Reverse a string using Stack
Evaluation of Postfix Expression
Level order traversal in spiral form
Ancestors in Binary Tree
Check for Balanced Tree
Level of a Node in Binary Tree
Maximum Width of Tree
Mirror Tree
Determine if Two Trees are Identical
K distance from root
Height of Binary Tree
Product array puzzle
Leaders in an array
Move all zeroes to end of array
Find Pair Given Difference
Count distinct elements in every window
Find duplicates in an array
First Repeating Element
Missing number in array
Minimum element in a sorted and rotated array
Queue using two Stacks
Reverse a Doubly Linked List
Pairwise swap elements of a linked list
Pairs with difference k
Key Pair
Detect Loop in linked list
Split Singly Linked List Alternatingly
Intersection of two sorted Linked lists
Insert in a Sorted List
Occurence of an integer in a Linked List
Nth node from end of linked list
Finding middle element in a linked list
Delete a Node in Single Linked List
Insert a node in a BST
Rotate a Linked List
Stickler Thief
Minimum Swaps to Sort
Boundary Traversal of binary tree
Stock span problem
Sort a stack
Maximize Number of 1's
Circular tour
Merge Sort
Merge two sorted linked lists
Unit Area of largest region of 1's
Find the number of islands
Fractional Knapsack
Construct Binary Tree from Inorder and Postorder
Diameter of a Binary Tree
Delete a node from BST
Minimum number of jumps
Next Permutation
Number of paths in a matrix with k coins
Longest Increasing Subsequence
Stock buy and sell
Number of occurrence
Trapping Rain Water
Min distance between two given nodes of a Binary Tree
Count triplets with sum smaller than X
Count Inversions
Reverse a Linked List in groups of given size
Maximum Product Subarray
Check if subtree
Flattening a Linked List
Intersection Point in Y Shaped Linked Lists
Check if Linked List is Palindrome
Triplet Sum in Array
Add Binary Strings
Rotten Oranges
Maximum of all subarrays of size k
Add all greater values to every node in a BST
Array to BST
Predecessor and Successor
Unique BST's
Interleaved Strings
Number of paths
Rod Cutting
Maximize The Cut Segments
Polynomial Addition
Next Greater Element
Infix to Postfix
Serialize and deserialize a binary tree
Connect Nodes at Same Level
Binary Tree to CDLL
Clone a Binary Tree
Make Binary Tree From Linked List
Vertical Traversal of Binary Tree
Bottom View of Binary Tree
Lowest Common Ancestor in a Binary Tree
Construct Tree from Inorder & Preorder
Root to Leaf Paths
Kadane's Algorithm
Sorting Elements of an Array by Frequency
Majority Element
Kth smallest element
Max sum path in two arrays
Subarray with 0 sum
Merge k Sorted Arrays
Largest Number formed from an Array
Sum of two elements with sum nearest to zero
Combination Sum - Part 2
Pythagorean Triplet
k largest elements
Two numbers with odd occurrences
Smallest Positive missing number
Find Missing And Repeating
Two Repeated Elements
Maximum Difference
Merge Sort on Doubly Linked List
Sum of Middle Elements of two sorted arrays
Add 1 to a number represented as linked list
Remove loop in Linked List
Merge Sort for Linked List
Largest BST
Populate Inorder Successor for all nodes
Binary Tree to DLL
Maximum of minimum for every window size
Nodes at given distance in binary tree
Maximum Rectangular Area in a Histogram
Clone a linked list with next and random pointer
Fixing Two nodes of a BST
Merge two BST 's
Edit Distance
Minimum Points To Reach Destination
Maximum Path Sum between 2 Special Nodes