Use C++

A number is greater than 1 is called a prime number, if it has only two factors, namely 1 and the number itself. Step 1: Find a whole number nearly greater than the square root of A. K is square root(A) Step 2: Test whether A is divisible by any number from 2 to less than K. If yes A is not a prime number, otherwise it is a prime and display it. write C# code to display prime numbers from 1 to 100