## How the bits/stdc++ .h works in C++

I often wonder, How does #include < bits/stdc++.h> work?. I’ve seen this while solving competitive problems and referring to various solutions and I wanted to know what’s happing in the…

I often wonder, How does #include < bits/stdc++.h> work?. I’ve seen this while solving competitive problems and referring to various solutions and I wanted to know what’s happing in the…

In this problem, we’ll be performing some basic set operations on the given arrays like Union, Intersection, and Difference. I found this problem when I was writing a practice test…

Given, a sorted array of elements and we need to find all the pairs of elements that add up equally to a given target sum number, this can be done…

Today, I found a problem where we need to find the sum of numbers in a string, the string will be a mix of alphabets, numbers, and special characters, and…

In this problem, given a sorted array in decreasing order and we should return the squares of each number and in the same ascending order, and the one thing we…

Program to Find the Single Number in an Array LeetCode problem. In this question, we have an array containing numbers in pairs, but a single number appears only once in…