write a program to check entered number is prime number or not.

/* c code for prime number*/
#include<stdio.h>
main()
{
int num,i;
printf("enter the number");
scanf("%d",&num);
for(i=2;i<num;i++)
{
if(num%i==0)
{
break;
}
}
if(num==i)
{
printf("number you entered is prime number");
}
else
{
printf("number you entered is not a prime number");

}
}