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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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abhishek_7
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1170
Rank
Current POTD Streak
STREAK
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days
Institution
Delhi Technological University (DTU)
Language Used
C++, Java
Overall Coding Score
522
Total Problem Solved
228
Monthly Coding Score
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Course Attended
Contest Attended
SCHOOL (7)
BASIC (28)
EASY (91)
MEDIUM (95)
HARD (7)
Reversing the vowels
Automorphic Number
Reverse an Array
Reverse digits
Remainder Evaluation
Fascinating Number
Maximum and Minimum Of Array Elements
Array Subset of another array
Power of 2
Sort in specific order
Segregate Even and Odd numbers
Exceptionally odd
Greater on right side
Union of two arrays
Search a node in BST
Common Divisors
Implement Queue using Linked List
Count nodes of linked list
Print Linked List elements
Check If Circular Linked List
Binary Search
Count Leaves in Binary Tree
Size of Binary Tree
Inorder Traversal
Postorder Traversal
Preorder Traversal
Largest product
Total count
Digits in a set
Sum of distinct elements
Reverse sub array
Maximum product of two numbers
Rotate Array
Third largest element
Replace all 0's with 5
Reverse a Doubly Linked List
Minimum Operations
Symmetric Tree
Lowest Common Ancestor in a BST
Delete without head pointer
Reverse a linked list
Two Mirror Trees
Find length of Loop
Reverse words in a given string
Sum of Leaf Nodes at Min Level
Minimum Depth of a Binary Tree
Height of Binary Tree
Minimal moves to form a string
Count all possible paths from top left to bottom right
Reach the Nth point
Numbers containing 1, 2 and 3
Root to leaf path sum
Determine if Two Trees are Identical
Postorder traversal from given Inorder and Preorder traversals
Reverse Level Order Traversal
Level order traversal Line by Line
Print BST elements in given range
Check for BST
Does array represent Heap
Remove every kth node
Level order traversal in spiral form
Check for Balanced Tree
Left View of Binary Tree
Sort by Absolute Difference
Minimum Energy
Ancestors in Binary Tree
Move all zeroes to end of array
Minimum distance between two numbers
Level of a Node in Binary Tree
Next greater number set digits
Check if array is sorted
N meetings in one room
Fill array with 1's
Equal point in a string of brackets
Print Diagonally
Min sum formed by digits
Merge two binary Max heaps
Minimum Cost of ropes
Check if string is rotated by two places
Count increasing Subarrays
Equilibrium index of an array
Key Pair
Transform to Sum Tree
Happy Number
Mirror Tree
Given a linked list of 0s, 1s and 2s, sort it.
Decimal Equivalent of Binary Linked List
Delete nodes having greater value on right
Remove duplicate element from sorted Linked List
Intersection of two sorted Linked lists
Pairwise swap elements of a linked list
Detect Loop in linked list
Nth node from end of linked list
Finding middle element in a linked list
Numbers with same first and last digit
Check if all leaves are at same level
Convert array into Zig-Zag fashion
Wave Array
Pairs with difference k
Minimum element in a sorted and rotated array
Maximum no of 1's row
Right View of Binary Tree
Kth largest element in BST
Maximum Width of Tree
K distance from root
Insert a node in a BST
DFS of Graph
Count number of hops
Minimize the sum of product
Sum of elements between k1'th and k2'th smallest elements
Inorder Traversal and BST
Bubble Sort
Count BST nodes that lie in a given range
Delete Middle of Linked List
Occurence of an integer in a Linked List
Examination Papers
Expression Tree
Print all nodes that don't have sibling
Padovan Sequence
Maximum Gap
Leaders in an array
Missing number in array
Frequencies of Limited Range Array Elements
Remove duplicate elements from sorted Array
Number of 1 Bits
Multiply two linked lists
Minimum Deletions
Permutations of a given string
Kadane's Algorithm
Consecutive 1's not allowed
Count Number of SubTrees having given Sum
Lowest Common Ancestor in a Binary Tree
Trapping Rain Water
Maximum difference between node and its ancestor
Largest square formed in a matrix
Largest Number formed from an Array
Maximum Difference
Max possible amount
Triplet Sum in Array
Unique BST's
Number of ways
Water Overflow
Coin Change
Maximize The Cut Segments
Longest Palindromic Subsequence
Longest Common Substring
Number of Coins
Stickler Thief
Kth largest element in a stream
Sum Tree
Diagonal Traversal of Binary Tree
Bipartite Graph
Detect cycle in a directed graph
Check if subtree
Connect Nodes at Same Level
Subarray with 0 sum
Min distance between two given nodes of a Binary Tree
Diameter of a Binary Tree
Preorder to PostOrder
Boundary Traversal of binary tree
Array to BST
k-th smallest element in BST
Is Binary Tree Heap
Stock span problem
Valid Substring
Rearrange a linked list
Add 1 to a number represented as linked list
Flattening a Linked List
Merge Sort for Linked List
Reverse a Linked List in groups of given size
Spirally traversing a matrix
Serialize and deserialize a binary tree
Not a subset sum
Topological sort
Find the number of islands
Binary Tree to CDLL
Construct Binary Tree from Parent Array
Number of occurrence
Remove loop in Linked List
Root to Leaf Paths
Preorder Traversal and BST
Maximum Index
0 - 1 Knapsack Problem
Max Sum without Adjacents
Longest Increasing Subsequence
Boolean Matrix
Game with String
Count the Reversals
Print Anagrams Together
Maximize Number of 1's
Column name from a given column number
Max sum path in two arrays
Overlapping Intervals
Nearly Sorted Algorithm
Two numbers with odd occurrences
Minimum number of jumps
Maximum length Bitonic Subarray
Maximum of all subarrays of size k
Merge 2 sorted linked list in reverse order
Merge K sorted linked lists
Delete keys in a Linked list
Rotate a Linked List
Absolute List Sorting
Intersection Point in Y Shaped Linked Lists
Check if Linked List is Palindrome
Merge two sorted linked lists
Add two numbers represented by linked lists
Sorted insert for circular linked list
Majority Element
Rearrange characters
Sort an array of 0s, 1s and 2s
Find the Closest Element in BST
Delete a node from BST
Maximum sum increasing subsequence
k largest elements
nCr
Count ways to N'th Stair(Order does not matter)
Count ways to reach the n'th stair
Longest Common Subsequence
Rearrange Array Alternately
Count the number of possible triangles
Longest valid Parentheses
Form a palindrome
Maximum Path Sum between 2 Special Nodes
Binary Tree to DLL
Maximum Rectangular Area in a Histogram
Reorder List
Edit Distance