Find numbers that appear twice in an array.

Algorithms, Arrays 3 mins read

Reverse a sublist of linked list

Algorithms, Linked-List 2 mins read

Add two numbers represented by linked lists

Algorithms, Linked-List 7 mins read

Find the largest sum of contiguous subarray

Algorithms, Arrays 4 mins read

Merge sort a linked list

Algorithms, Linked-List, Sorting 3 mins read

Reverse last k elements in a queue

Algorithms, Queue 4 mins read

Iterative merge sort algorithm

Algorithms, Sorting 3 mins read

Find largest subarray with equal numbers of 0’s and 1’s

Algorithms, Arrays 5 mins read

Sort string based frequency of characters.

Algorithms, Sorting, String 4 mins read

Merge sort in javascript

Algorithms, Sorting 9 mins read

Find all anagrams substring in a string.

Algorithms, String 5 mins read

Find the element that appears once in sorted array

Algorithms, Arrays 3 mins read

Find longest palindrome in a string

Algorithms, String 4 mins read

Flood fill algorithm in javascript

Algorithms, Arrays 5 mins read

javascript program to find largest of 2 numbers

Algorithms, Maths 2 mins read

Find first or last occurrence of a given number in a sorted array

Algorithms, Search 2 mins read

Implement Iterative binary search

Algorithms, Search 2 mins read

Binary search in javascript

Algorithms, Search 3 mins read

Find the element with k frequency in an array

Algorithms, Arrays 3 mins read

Find the most frequent element in an array

Algorithms, Arrays 3 mins read

Find least frequent number from an array

Algorithms, Arrays 3 mins read

Javascript program to find leap year

Algorithms, Maths 2 mins read

Check if two strings are equal with # backspace characters

Algorithms, String 3 mins read

Find non duplicate number in an array

Algorithms, Arrays 3 mins read

Implement queue using two stack

Algorithms, Queue, Stack 5 mins read

Tree traversal in Javascript

Algorithms, Tree 6 mins read

Find height and width of binary tree

Algorithms, Tree 6 mins read

How to find loop in linked list

Algorithms, Linked-List 6 mins read

Merge two sorted linked list

Algorithms, Linked-List 4 mins read

Recursively reverse a doubly linked list

Algorithms, Linked-List 2 mins read