#include<iostream>
using namespace std;
int main()
{
int n;
cout<<"ixtiyoriy musbat butun son kiriting N :"; cin>>n;
for(int i=2; i<n; i++)
{
if(n%i==0)
{
cout<<"tub son emas ";
goto A;
}
}
cout<<"tub son";
A:
cout<<endl<<endl;
system("pause");
return 0;
}