Problem-11

#include<stdio.h>
int prime(int n)
{
    int i,c=0;
    for(i=2;i<=n;i++)
    {
        if(n%i==0){c++;}
    }
    return c==1;
}
int main()
{
    int n;
    scanf("%d", &n);
    if(prime(n))
        printf("Prime Number");
    else
        printf("Not a Prime Number");
    return 0;
}