C++ Program .Write a program to input an integer number & check it’s prime number or not using if....else.

#include<stdio.h>
#include<conio.h>
void main()
{
int num,i;
clrscr();
printf("\n enter the value of num");
scanf("\n %d",&num);
for(i=2;i<num;i++)
{
if(num%i==0)
  {
   break;
  }
}
if(num==i)
  {
  printf("\n number is prime");
  }
else
{
printf("\n number is not prime");
}
getch();
}