Introduction : What are iterators? • Iterators act like pointers and are used to access elements of the container. • We use iterators to move through the contents of containers. • Iterators are handled just like pointers. • We can increment or decrement them as per our requirements. • Iterators…

Introduction : Strings are defined as an array of characters . The difference between a character array and a string is that string is terminated with a special character ‘\0’. There are many predefined string functions which makes our task easier . Some of the most commonly used String functions…

Before diving into different sorting algorithms. Let’s first get into what sorting is? It means to arrange items/data according to specified criteria. In computer science, a sorting algorithm is used to arrange elements of a list or an array in order. The importance of sorting is that data searching can…