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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
Java, C++
Institute
NIT Dugapur
Overall Coding Score
510
Total Problem Solved
213
Monthly Coding Score
_ _
Contributor
Contributor
1 Point
Proficient
Proficient
100 Point
Scholar
Scholar
1k Point
Master
Master
10k Point
Ace
Ace
50k Point
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How Badges Work
Course Attended
Contest Attended
SCHOOL (1)
BASIC (38)
EASY (85)
MEDIUM (82)
HARD (7)
Binary representation
Preorder Traversal
Inorder Traversal
Binary String
Remove character
Print first letter of every word in the string
Check set bits
Maximum money
Repeated Character
Find the smallest and second smallest element in an array
Implement Queue using array
Merge two strings
Implement stack using array
Check if two arrays are equal or not
Rotating an Array
Rotate Array
Immediate Smaller Element
GCD of Array
LCM And GCD
Print Linked List elements
Power of 2
Number is sparse or not
Toggle bits in the given range
Missing number
Check if a number can be expressed as x^y
Check If Circular Linked List
Count nodes of linked list
Sum of Binary Tree
Postorder Traversal
Count Leaves in Binary Tree
Size of Binary Tree
Searching a number
Exceptionally odd
K-th distinct element
Reverse a String
Array Subset of another array
Extract Maximum
Uncommon characters
Stable Sort and Position
Largest subarray of 0's and 1's
Count the paths
Count distinct elements in every window
N meetings in one room
Wave Array
Finding middle element in a linked list
Equilibrium Point
Count the triplets
K distance from root
Expression Tree
Mirror Tree
Count Substrings
Palindrome String
Twice Counter
DFS of Graph
Reverse First K elements of Queue
K largest elements
Level order traversal
Height of Binary Tree
Generate Binary Numbers
Maximum height of the staircase
Run Length Encoding
Numbers containing 1, 2 and 3
Second most repeated string in a sequence
Search in a matrix
Minimum Cost of ropes
Min Number of Flips
Non-Repeating Element
Queue using two Stacks
Smallest subarray with sum greater than x
Non Repeating Character
Reverse a linked list
Reverse words in a given string
Special Stack
Squares in N*N Chessboard
Segregate 0s and 1s
Delete without head pointer
BFS of graph
Leaders in an array
Is Binary Number Multiple of 3
Check if a Integer is power of 8 or not
Missing number in array
Party of Couples
Rightmost different bit
Check whether K-th bit is set or not
Find first set bit
Check for Balanced Tree
Detect Loop in linked list
Check for BST
Nth node from end of linked list
Given a linked list of 0s, 1s and 2s, sort it.
Remove duplicates from an unsorted linked list
Remove duplicate element from sorted Linked List
Nth Fibonacci Number
Delete a Node in Single Linked List
Does array represent Heap
Insert a node in a BST
Reverse alternate levels of a perfect binary tree
Right View of Binary Tree
Odd even level difference
Check if all leaves are at same level
Left View of Binary Tree
Root to leaf paths sum
Maximum Width of Tree
Root to leaf path sum
Determine if Two Trees are Identical
Lowest Common Ancestor in a BST
Number Game
Transform to Sum Tree
Level order traversal in spiral form
Reverse Level Order Traversal
Sum of Right Leaf Nodes
Sum of Left Leaf Nodes
Level order traversal Line by Line
Sort by Absolute Difference
First element to occur k times
Pattern Searching
Sum equals to Sum
Even and odd elements at even and odd positions
Row with minimum number of 1's
String Ignorance
Minimum indexed character
Parenthesis Checker
Implement two stacks in an array
Evaluation of Postfix Expression
0 - 1 Knapsack Problem
First non-repeating character in a stream
Maximum Sub-String after at most K changes
Longest K unique characters substring
Duplicate subtree in Binary Tree
Top View of Binary Tree
Zero Sum Subarrays
Minimum Swaps to Sort
Find whether path exist
Next Permutation
ZigZag Tree Traversal
Merge K sorted linked lists
Kth largest element in a stream
Circular tour
Largest subarray with 0 sum
Array Pair Sum Divisibility Problem
Sort an array according to the other
Serialize and deserialize a binary tree
Length of longest palindrome in linked list
Implement Atoi
Largest Number formed from an Array
Excel Sheet | Part - 1
Kadane's Algorithm
Spirally traversing a matrix
Possible Words From Phone Digits
Leftmost and rightmost nodes of binary tree
Construct Binary Tree from Inorder and Postorder
Leaves to DLL
Construct Tree from Preorder Traversal
Make Binary Tree From Linked List
Preorder to PostOrder
Clone a Binary Tree
Knight Walk
Steps by Knight
Unit Area of largest region of 1's
Prerequisite Tasks
Distance of nearest cell having 1
X Total Shapes
Rotate by 90 degree
Generate Parentheses
Special Matrix
Number of paths
Get minimum element from stack
Column name from a given column number
Flattening a Linked List
Reverse a Linked List in groups of given size
Remove loop in Linked List
Intersection Point in Y Shaped Linked Lists
Sort a stack
Print Anagrams Together
Detect cycle in a directed graph
Detect cycle in an undirected graph
Count total set bits
Boundary Traversal of binary tree
Maximum sum increasing subsequence
Rearrange a linked list
Check if Linked List is Palindrome
Longest Common Subsequence
Merge two sorted linked lists
Insert and Search in a Trie
Subset Sums
Is Binary Tree Heap
k largest elements
Vertical Traversal of Binary Tree
Bottom View of Binary Tree
Kth Smallest Factor
Largest prime factor
Equal Sum Partition
Root to Leaf Paths
Complete Binary Tree
Connect Nodes at Same Level
Diameter of a Binary Tree
Min distance between two given nodes of a Binary Tree
Lowest Common Ancestor in a Binary Tree
Diagonal Traversal of Binary Tree
Find Missing And Repeating
Reverse each word in a given string
Swapping pairs make sum equal
Find distinct elements
Find missing in second array
Infix to Postfix
Shuffle integers
Binary Tree to DLL
Form a palindrome
Merge Without Extra Space
Edit Distance
Smallest window in a string containing all the characters of another string
Merge two BST 's
Minimum Cost Path