c++

please explain prime numbers in c++

Prime Number Program in C++ Prime number is a number that is greater than 1 and divided by 1 or itself. In other words, prime numbers can't be divided by other numbers than itself or 1 . For example 2,3,5,7,11,13,17,19,23 are the prime numbers. Let's see the prime number program in C++. In this C++ program, we will take an input from the user and check whether the number is prime or not. \#include using namespace std; int main() \{ int n,i,m=0, flag =0; cout "Enter the Number to check Prime: "; cin>n; m=n/2; for (i=2;i