C Program to Check Whether a Number is Prime or Not- More complexity

C Program to Check Whether a Number is Prime or Not

PROGRAM:

#include<stdio.h>

int main() 

{

    int i,n,c=0;

    scanf("%d",&n);

    for(i=2;i<=n/2;i++)

    {

        if(n%i==0)

        {

            c=1;

            break;

        }

    }

    if(c==0)

        printf("Prime number");

    else

        printf("Not a prime number");

        

    return 0;

}

OUTPUT:

7                                                                                                                     

Prime number