#include <stdio.h>
int is_prime(int x)
{
    int i,c = 0;
    for (i = 1; i <= x; i++)
    {
      if (x % i == 0)
      {
         c++;
      }
    }

  if (c == 2) {
  printf("x is a Prime number");
  }
  else {
  printf("x is not a Prime number");
  }
}
int main()
{
    int x;
    printf("Wirite number ");
    scanf("\n%d",&x);
    is_prime(x);
    return 0;
}