Given number is a prime or not

Given number is a prime or not

/*WAP to check whether the given number is a prime or not*/

#include<stdio.h>

#include<conio.h>

void main()

{

int n,i,s=0;

clrscr();

printf("enter the number:");

scanf("%d",&n);

for(i=1;i<=n;i++)

{

if(n%i==0)

s++;

}

if(s==2)

printf("%d is prime",n);

else

printf("%d is not a prime",n);

getch();

}

OUTPUT:

enter the number:19

19 is prime