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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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932
Rank
Current POTD Streak
STREAK
00
/970
days
Institution
Indian Institute of Information Technology, Allahabad (IIIT Allahabad)
Language Used
C++, C
Overall Coding Score
446
Total Problem Solved
170
Monthly Coding Score
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Contributor
Contributor
1 Point
Proficient
Proficient
100 Point
Scholar
Scholar
1k Point
Master
Master
10k Point
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Ace
50k Point
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Contest Attended
SCHOOL (0)
BASIC (10)
EASY (69)
MEDIUM (80)
HARD (11)
Repeated Character
Merge two strings
Implement strstr
Array Subset of another array
Count numbers containing 4
Check if two arrays are equal or not
Implement Queue using array
Evaluate the expression
Count numbers divisible by M
Check set bits
Count BST nodes that lie in a given range
Root to leaf paths sum
Largest subarray of 0's and 1's
Chocolate Distribution Problem
Convert to Roman No
Minimum Cost of ropes
Run Length Encoding
Wave Array
Smallest subarray with sum greater than x
Rectangles in N*N Board
Squares in N*N Chessboard
Second most repeated string in a sequence
Numbers containing 1, 2 and 3
Maximum height of the staircase
Nth Fibonacci Number
Overlapping rectangles
Special Stack
Remove duplicate element from sorted Linked List
Product array puzzle
Queue using two Stacks
Stack using two queues
Print all nodes that don't have sibling
Detect Loop in linked list
Two Mirror Trees
Intersection of two sorted Linked lists
Find the element that appears once in sorted array
Equilibrium Point
Missing number in array
Longest Distinct characters in string
Longest Common Prefix in an Array
Remove Duplicates
Roman Number to Integer
Check if string is rotated by two places
Reverse words in a given string
Parenthesis Checker
Symmetric Tree
Check for BST
Pairwise swap elements of a linked list
Delete without head pointer
Vertical Width of a Binary Tree
Remove duplicate elements from sorted Array
Reverse Bits
Number of 1 Bits
Find length of Loop
Geeky Year
Sum of all substrings of a number
Padovan Sequence
Maximize dot product
Largest zigzag sequence
Search in a matrix
Check for Balanced Tree
Non Repeating Character
Nth node from end of linked list
Reverse a linked list
K-Palindrome
Right View of Binary Tree
Reverse Level Order Traversal
Longest consecutive sequence in Binary tree
Transform to Sum Tree
Level order traversal in spiral form
K distance from root
Maximum Width of Tree
Left View of Binary Tree
Level order traversal Line by Line
Root to leaf path sum
Find duplicates in an array
Index Of an Extra Element
Find Transition Point
Sum of given range
Knapsack with Duplicate Items
Word Break
Pots of Gold Game
Min cut Square
X Total Shapes
Flood fill Algorithm
Longest K unique characters substring
Find Indexes of a subarray with given sum
The Celebrity Problem
Duplicate subtree in Binary Tree
k-th smallest element in BST
Find triplets with zero sum
Factorials of large numbers
Print Anagrams Together
Number following a pattern
Total Decoding Messages
Knight Walk
Stock buy and sell
Sort a stack
Column name from a given column number
Sum of Middle Elements of two sorted arrays
Serialize and deserialize a binary tree
Sum Tree
Trapping Rain Water
Spirally traversing a matrix
Find the number of islands
Largest BST
Majority Element
Intersection Point in Y Shaped Linked Lists
Search in a Rotated Array
Maximum sum increasing subsequence
Kadane's Algorithm
Smallest distinct window
Implement Atoi
Longest Common Substring
Recursively remove all adjacent duplicates
Longest Palindrome in a String
Permutations of a given string
First non-repeating character in a stream
Diameter of a Binary Tree
Reverse a Linked List in groups of given size
Flattening a Linked List
Check if two Nodes are Cousins
Boundary Traversal of binary tree
Maximum difference between node and its ancestor
Diagonal Traversal of Binary Tree
Coin Change
Delete a node from BST
Find Prime numbers in a range
Transform String
Array Pair Sum Divisibility Problem
Maximum Intervals Overlap
Jumping Numbers
Maximum of all subarrays of size k
Get minimum element from stack
Remove loop in Linked List
Max length chain
Min distance between two given nodes of a Binary Tree
K Sum Paths
Construct tree from Inorder and LevelOrder
Count the nodes at distance K from leaf
Leftmost and rightmost nodes of binary tree
Lowest Common Ancestor in a Binary Tree
Add all greater values to every node in a BST
Bottom View of Binary Tree
Construct Binary Tree from Inorder and Postorder
Construct Tree from Inorder & Preorder
Print Nodes having K leaves
Vertical sum
Vertical Traversal of Binary Tree
Top View of Binary Tree
Largest Number formed from an Array
Minimum Swaps to Sort
Merge k Sorted Arrays
Sorted subsequence of size 3
Counting elements in two arrays
Peak element
Max sum path in two arrays
Largest subarray with 0 sum
Max sum in the configuration
Smallest window in a string containing all the characters of another string
Ugly Numbers
Binary Tree to DLL
Form a palindrome
Maximum Path Sum between 2 Special Nodes
Reorder List
Find median in a stream
Max rectangle
Nodes at given distance in binary tree
Longest Palindromic Substring in Linear Time
Maximum subset XOR