please help me write c++ code for this problem below

#include<iostream.h>
#include<conio.h>
void main()
{
    clrscr();
    int n;
    cin>>n;
    for(i=2;i<=n/2;i++)
    {
        if(n%i==0)
        {
            cout<<"the no. is not prime";
            break;
        }
    }
    if(i>n/2)
    {
        cout<<"no. is prime";
    }
    getch();
}