Program: A given no. is prime or not

#include<stdio.h>

#include<conio.h>

void main()

{

int  i,n,p=0;

clrscr();

printf("Enter the any no:\n");

scanf("%d",&n);

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

{

if(n%i==0)

{

p=1;

break;

}

}

if(p==0)

printf("The no  %d is prime\n");

else

printf("The no %d is not prime\n");

getch();

}