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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
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/970
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Language Used
C++, C
Institute
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Overall Coding Score
277
Total Problem Solved
139
Monthly Coding Score
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SCHOOL (0)
BASIC (21)
EASY (74)
MEDIUM (41)
HARD (3)
Linked List Length Even or Odd?
Smallest number repeating K times
Find the Sum of Last N nodes of the Linked List
Check if divisible by 11
Check if divisible by 4
Delete node in Doubly Linked List
Check If Circular Linked List
Implement Stack using Linked List
Implement Queue using Linked List
C++ STL | Set 5 (queue)
Size of Binary Tree
Count Leaves in Binary Tree
Inorder Traversal
Postorder Traversal
Preorder Traversal
Minimum element in BST
Print Linked List elements
Node at a given index in linked list
Doubly linked list Insertion at given position
Delete Alternate Nodes
Identical Linked Lists
Move all zeroes to end of array
Nth node from end of linked list
Chocolate Distribution Problem
Key Pair
Remove every kth node
Check for BST
Print all nodes that don't have sibling
Minimum Depth of a Binary Tree
Reverse a Doubly Linked List
Reverse a linked list
Min Manipulations to make Strings Anagram
Lowest Common Ancestor in a BST
Find length of Loop
Symmetric Tree
Insert a node in a BST
Element that appears once where every element occurs twice
Longest Distinct characters in string
Replace by X
Min sum formed by digits
Shortest distance in infinite tree
Evaluation of Postfix Expression
Occurence of an integer in a Linked List
Delete N nodes after M nodes of a linked list
Intersection of two sorted Linked lists
Check for Balanced Tree
Detect Loop in linked list
Decimal Equivalent of Binary Linked List
Delete Middle of Linked List
Queue using two Stacks
Implement two stacks in an array
Remove duplicate element from sorted Linked List
Stack using two queues
DFS of Graph
Binary Tree to BST
Root to leaf path sum
Odd even level difference
Expression Tree
Multiply two linked lists
Check if all leaves are at same level
Delete a Node in Single Linked List
Special Stack
Ancestors in Binary Tree
Level order traversal Line by Line
Print BST elements in given range
Level order traversal in spiral form
Kth largest element in BST
Determine if Two Trees are Identical
Reverse Level Order Traversal
Transform to Sum Tree
Left View of Binary Tree
Maximum Width of Tree
Mirror Tree
Right View of Binary Tree
Two Mirror Trees
K distance from root
Count BST nodes that lie in a given range
Level of a Node in Binary Tree
Three Great Candidates
Maximum Gap
Pascal Triangle
Adding One
Anagram
Inorder Traversal and BST
Height of Binary Tree
Maximum Node Level
Binary Tree K level sum
Level order traversal
Replace a word
String's Count
Arrange Consonants and Vowels
Count Pairs whose sum is equal to X
Sum of Divisors in an array
Finding middle element in a linked list
Merge Lists Alternatingly
Rotate a Linked List
Find Indexes of a subarray with given sum
Kadane's Algorithm
Pythagorean Triplet
Rat in a Maze Problem - I
Merge two sorted linked lists
Diameter of a Binary Tree
Sort an array of 0s, 1s and 2s
k largest elements
Rearrange a linked list
Next Greater Element
Bottom View of Binary Tree
Check if Tree is Isomorphic
Delete a node from BST
Water Collection
Add two numbers represented by linked lists
Sorted insert for circular linked list
Absolute List Sorting
Is Binary Tree Heap
Get minimum element from stack
Maximum Difference
Check if Linked List is Palindrome
Check whether BST contains Dead End
Print Nodes having K leaves
Sort a stack
Design a tiny URL or URL shortener
Sum Tree
Vertical Traversal of Binary Tree
Diagonal Traversal of Binary Tree
Lowest Common Ancestor in a Binary Tree
Add all greater values to every node in a BST
Boundary Traversal of binary tree
Connect Nodes at Same Level
Leaves to DLL
Diagonal sum in binary tree
Check for Children Sum Property in a Binary Tree
Predecessor and Successor
Array to BST
Segregate even and odd nodes in a Linked List
Print Anagrams Together
Root to Leaf Paths
Maximum Path Sum between 2 Special Nodes
Fixing Two nodes of a BST
Binary Tree to DLL