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BASIC (27)
EASY (55)
MEDIUM (31)
HARD (2)
Reverse a linked list
Remove duplicates from an unsorted linked list
Inorder Traversal
Height of Binary Tree
Kth from End of Linked List
Middle of a Linked List
Remove Duplicates from a Sorted Linked List
Binary Search
Remove Duplicates Sorted Array
Third largest element
Delete in a Singly Linked List
Array Duplicates
Reverse first K of a Queue
Learn to Comment
Learn to Comment - Java
Delete Array
Sum of Big Integers
For Loop 2- Python
Set in Python - I
Set in Python - II
Longest Consecutive 1's
Power of 2
Frequencies in a Limited Array
Equilibrium Point
Array Leaders
Anagram
Winner of an election
Reverse Words
Minimum indexed character
Union of Arrays with Duplicates
Common Elements
Check Equal Arrays
Missing in Array
Find the closest number
Common in 3 Sorted Arrays
Minimize the sum of product
Convert a sentence into its equivalent mobile numeric keypad sequence
Remove Duplicates
Reorganize The Array
Second Largest
Two Sum - Pair with Given Sum
Number of occurrence
Sum Pair closest to target
First Repeated Character
At Least K Occurrences
Palindrome String
Prime Number
Maximize Toys
Largest number possible
Smallest window containing 0, 1 and 2
Can Make Triangle
Triangle and Square
Choice
Print N to 1 without loop
Find Bits
Print Linked List
Find Length of Linked List
Postorder Traversal
Replace all 0's with 5
Print number pattern
Preorder Traversal
Search a node in BST
Linked List Insertion At End
Minimum element in BST
Alternates in an Array
Start Coding
Bit Difference
Print 1 To N Without Loop
Array Search
Sorted Array Search
Reverse a String
First n Fibonacci
Sum of Natural Numbers
Value equal to index value
Largest Element in Array
Array Subset
Min and Max in Array
Convert String to LowerCase
Reverse a String
Decision Making in Java
Java Hello World
Max Min
Merge 2 sorted linked list in reverse order
Detect Loop in linked list
Delete without head pointer
The Celebrity Problem
Multiply two strings
Find triplets with zero sum
Peak element
Kadane's Algorithm
Majority Element
Indexes of Subarray Sum
Merge Without Extra Space
Minimum Platforms
Kth Smallest
Rotten Oranges
Sort 0s, 1s and 2s
Single Among Doubles in a Sorted
Search in Rotated Sorted Array
Check if a string is repetition of its substring of k-length
Column name from a given column number
Longest Palindrome in a String
First and Last Occurrences
Permutations of a String
Sequence of Sequence
Count possible ways to construct buildings
Techfest and the Queue
Recursively Remove Adjacent Duplicates
Remove K Digits
Find duplicate rows in a binary matrix
Sort for Singly Linked List
Unique Number III
All Unique Permutations of an array
Search Pattern
Split Array Largest Sum
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