If you happen to be using WordPress for your website, there’s no doubt that you’re familiar with the fact that there are types of hosting; each with its own …
Given an input string , reverse the string word by word. Example: Input: Output: A word is defined as a sequence of non-space characters. The input string does not …
You are given coins of different denominations and a total amount of money amount. Write a function to compute the fewest number of coins that you need to make …
According to the definition of tree on Wikipedia: “a tree is an undirected graph in which any two vertices are connected by exactly one path. In other words, any …
Given an array, we want to shuffle it (to make it random), so that every possible random solution gets evenly-distributely possibility. One may quickly write a solution like this, …
Suppose you have written a few Javascript (NodeJS) unit tests using Mocha and Chai. You can run a specified set of unit tests by using mocha command. The first …