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Articles
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Campus Ambassadors
Uncover Diverse Options in Colleges and Companies
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faith786
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Current POTD Streak
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Language Used
Java, Python, C++, C
Institute
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Overall Coding Score
789
Total Problem Solved
347
Monthly Coding Score
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Course Attended
Contest Attended
SCHOOL (7)
BASIC (53)
EASY (161)
MEDIUM (115)
HARD (11)
Java Hello World
Swap kth elements
Sum of Array
Maximum and Minimum Of Array Elements
Sum of Series
Value equal to index value
Reverse an Array
Play with an array
Comparison Operators - Python
Taking input - Python
Taking input and typecasting - Python
Concatenating Strings - Python
Space Seperated - Python
Start Coding - Python
Array Subset of another array
Check if divisible by 5
Even occurring elements
Count numbers containing 4
Uncommon characters
URLify a given string
Segregate Even and Odd numbers
Half N by M
Betting game
Binary String
Extract Maximum
Find the nth number in the sequence
Delete node in Doubly Linked List
Implement Stack using Linked List
Greater on right side
Doubly linked list Insertion at given position
Maximum repeating number
Count Leaves in Binary Tree
Inorder Traversal
Postorder Traversal
Preorder Traversal
Search a node in BST
Unique Numbers
Check if two arrays are equal or not
Encrypt the string - 1
King's War
How many pizzas ?
Mega Sale
Maximum product of two numbers
Size of Binary Tree
Print Linked List elements
Sum of distinct elements
Digits in a set
Implement Queue using Linked List
Count nodes of linked list
Reverse sub array
Largest product
Implement Queue using array
Check If Circular Linked List
Rotate Array
Node at a given index in linked list
Exceptionally odd
Implement stack using array
Replace all 0's with 5
Rotating an Array
Total count
Even Odd - Java
Bitwise Operators - Java
logical Operators - Java
Precise Format - Java
nextLine and next
Learn to Comment - Java
Taking input - Java
Data Types - Java
The New Line - Java
Start Coding - Java
Is and In Operator
Bitwise Operators - Python
Increment and Decrement - Python
Logical Operators - Python
Operators in Python
Comment in Python
Split the input - Python
Repetitive Printing - Python
sep and end in Print()
Extract the Number from the String
1[0]1 Pattern Count
linked list of strings forms a palindrome
Pairwise swap elements of a linked list
Next Greater Even Number
Parenthesis Checker
Minimum element in a sorted and rotated array
Day of the week
Remove duplicate elements from sorted Array
Ancestors in Binary Tree
Number of Groups
Min Subsets with Consecutive Numbers
Length of longest subarray
Divisible Numbers
Reverse words in a given string
Non Fibonacci Number
Collection of pens
Kth boom number
Generate Binary Numbers
Class Average
Palindrome Sentence
Evaluation of Postfix Expression
LCS with permutations
Divisible by 5 or not
Floor in a Sorted Array
Four Elements
Count the elements
Pair cube count
Element with left side smaller and right side greater
Bitonic Point
Kth distance
Convert array into Zig-Zag fashion
Sachin's love for runs
Sum equals to Sum
Nth Fibonacci Number
Numbers with same first and last digit
Maximum difference Indexes
Find duplicates in an array
Finding Number
Facing the sun
Find sum of divisors
Perfect Numbers
Seeds of a number
Number of digits
Least Prime Factor
Deficient Number
Sum of two numbers represented as arrays
Almost Prime Numbers
Kth largest element in BST
Maximum no of 1's row
Distinct absolute array elements
Maximum value K
Love For The Twins
Meta Strings
Split Singly Linked List Alternatingly
Expression Tree
Count More than n/k Occurences
Fill array with 1's
Smallest subarray with sum greater than x
Find the element that appears once in sorted array
Longest consecutive sequence in Binary tree
Remove duplicates in small prime array
Implement two stacks in an array
Find Transition Point
Missing element of AP
String Manipulation
Level order traversal in spiral form
Reverse alternate levels of a perfect binary tree
Root to leaf paths sum
Transform to Sum Tree
Rearrange linked list in-place
Linked List in Zig-Zag fashion
Product array puzzle
Intersection of two sorted Linked lists
Find all pairs with a given sum
Left View of Binary Tree
Binary Tree to BST
Root to leaf path sum
Postorder traversal from given Inorder and Preorder traversals
Maximum Width of Tree
Count pairs with given sum
Sum Pair closest to X
Key Pair
Right View of Binary Tree
Split a Circular Linked List into two halves
Reverse a Doubly Linked List
Max value
Two Mirror Trees
Occurence of an integer in a Linked List
Compare two linked lists
Remove duplicates from an unsorted linked list
Detect Loop in linked list
Count the Zeros
Reverse a linked list
Single Number
Longest Consecutive Subsequence
Largest subarray of 0's and 1's
Wave Array
Odd even level difference
K distance from root
Buildings receiving sunlight
Find Maximum value
Delete Middle of Linked List
Remove duplicate element from sorted Linked List
Max Level Sum in Binary Tree
Convert an array to reduced form
Delete N nodes after M nodes of a linked list
Level order traversal Line by Line
Level order traversal
Check for Balanced Tree
Minimum Depth of a Binary Tree
Lowest Common Ancestor in a BST
Insert a node in a BST
Check for BST
Determine if Two Trees are Identical
Check if string is rotated by two places
Equal point in a string of brackets
Delete nodes having greater value on right
You and your books
Delete a Node in Single Linked List
Max distance between same elements
Move all negative elements to end
Rahul a Geek
Equilibrium Point
Save The Nation
Delete without head pointer
Chocolate Distribution Problem
Equal Point in Sorted Array
Pairs with difference k
Pair with greatest product in array
Remove every kth node
Drive the car
Left most and right most index
Missing ranges of numbers
Nth node from end of linked list
Alternate positive and negative numbers
Leaders in an array
Mirror Tree
Finding middle element in a linked list
Missing number in array
Height of Binary Tree
Product Pair
Recursively remove all adjacent duplicates
Coin Change
Activity Selection
Spirally traversing a matrix
Implement Atoi
Reverse a Linked List in groups of given size
Root to Leaf Paths
Water Collection
Top k numbers in a stream
Print Nodes having K leaves
Find the element that appears once
Last non-zero digit in factorial
Game with String
Floyd Warshall
Maximum sum increasing subsequence
Infix to Postfix
Jumping Numbers
K closest elements
Minimum sum
Longest Palindromic Subsequence
Non Repeating Numbers
Subarray with 0 sum
Prime Factors and their Powers
Egg Dropping Puzzle
Stock buy and sell
Possible Words From Phone Digits
Check If two Line segments Intersect
0 - 1 Knapsack Problem
nCr
Maximum of all subarrays of size k
Row with max 1s
Magic Triplets
Count ways to N'th Stair(Order does not matter)
Longest Arithmetic Progression
Nearly Sorted Algorithm
Array Pair Sum Divisibility Problem
Not a subset sum
Arranging the array
Find a pair with given target in BST
Interleaved Strings
Stepping Numbers
Diameter of a Binary Tree
Count Inversions
Peak element
Smallest Positive missing number
Maximum Sub Array
Boundary Traversal of binary tree
Length of longest palindrome in linked list
Zero Sum Subarrays
Kadane's Algorithm
Largest subarray with 0 sum
Array to BST
Min distance between two given nodes of a Binary Tree
Lowest Common Ancestor in a Binary Tree
Maximize The Array
Is Binary Tree Heap
Maximum length Bitonic Subarray
Maximum Difference
Stock span problem
Consecutive 1's not allowed
QuickSort on Doubly Linked List
Intersection Point in Y Shaped Linked Lists
Merge 2 sorted linked list in reverse order
Find Indexes of a subarray with given sum
First non-repeating character in a stream
Merge two sorted linked lists
Preorder to PostOrder
Merge K sorted linked lists
Make Binary Tree From Linked List
Flattening a Linked List
Overlapping Intervals
Longest Increasing Subsequence
Diagonal Traversal of Binary Tree
Preorder Traversal and BST
Largest Number formed from an Array
Remove loop in Linked List
Add all greater values to every node in a BST
Extreme nodes in alternate order
Vertical Traversal of Binary Tree
Bottom View of Binary Tree
Sort an array of 0s, 1s and 2s
Kth largest element in a stream
Construct Binary Tree from Inorder and Postorder
Trapping Rain Water
Add 1 to a number represented as linked list
Maximum difference between node and its ancestor
Connect Nodes at Same Level
Two Repeated Elements
Sorted insert for circular linked list
Rearrange a linked list
Nuts and Bolts Problem
Next Permutation
Sorting Elements of an Array by Frequency
Kth smallest element
Next Greater Element
Sort an array according to the other
Rotate a Linked List
Maximum Index
Find Missing And Repeating
Reverse alternate nodes in Link List
Max sum in the configuration
Find Common Nodes in two BSTs
Check if subtree
Find the Closest Element in BST
Largest BST
Check if Linked List is Palindrome
Game of XOR
Delete keys in a Linked list
Triplet Sum in Array
Rearrange Array Alternately
Surpasser Count
Number of occurrence
Boolean Matrix
Possible groups
The Celebrity Problem
Clone a linked list with next and random pointer
Find median in a stream
Return two prime numbers
Merge two BST 's
AVL Tree Insertion
Edit Distance
Ugly Numbers
Binary Tree to DLL
Reorder List
Count Pairs in an Array
Count Smaller elements