C Program Check Out Weather The No is Prime Or Not

Check Out Weather The No is Prime Or Not

#include<stdio.h>

#include<conio.h>

void main()

{

clrscr();

int i,n,flag=0;

printf("enter the no");

scanf("%d",&n);

for(i=2;i<n;i++)

{

if(n%i==0)

{

flag=1;

break;

}

}

if(flag==1)

{

printf("not a prime no");

}

else

{

printf("prime no");

}

getch();

}