prime number 02

#include <stdio.h>
      int main()
{
      int i,num,count=0;
      printf ("Enter the to test: ");
      scanf ("%d",&num);

           for(i=2;i<=num/2;i++){
            if (num%i==0)
            count++;
            break;
           }
      if (count==0 && num!=1)
            printf ("%d is Prime\n",num);
       else
            printf ("%d is not Prime",num);
}