• ### Longest palindromic string

Find the longest substring that is also a palindrome.
• ### Largest number from given integers in array.

Form the largest number from a set of integers. Sounds easy ?
• ### Rotating an Array

Given an array, rotate its elements by the given number of steps.
• ### Robot running around in circles

Will this robot take over, or will it keep running around in circles ?
• ### Fill color

Remember MS Paint? What did you think of the paint bucket?
• ### Word pattern

Are they peas in a pod ?
• ### Squares of a Sorted Array

Given an array of sorted integers, return a sorted array of its squares.
• ### String to integer (atoi)

Convert a given string to an integer.
• ### Longest substring without repeating characters

Find the length of the longest substring without repeating characters.
• ### Implement a Max/Min Stack

Implement a stack data structure such that the maximum and minimum elements can be retrieved in *O(1)* time.
• ### Move zeroes to end

We want the zeroes at the end
• ### Find first and last positions of an element in a sorted array

Given a sorted array of integers, find the first and last positions of given element.
• ### Minimum Time Visiting All Points

A simple solution, to find the shortest path between a start and end point while touching all intermediate points.
• ### Implementing a LRU Cache in Javascript

A short and simple implementation of a LRU Cache
• ### Shortest way to form a string

Check if a string was formed by using subsequences from another.
• ### Selection sort

How to perform selection sort using javascript
• ### Bubblesort

A short article on how to perform "bubble sort" in Javascript