/*
TASK: carsa
LANG: C++

#include<iostream.h>
#include<math.h>
main()
{
int n;
for(n=2;n<=5000;n++);
cout<<"vavedete broq na krastovi6tata:  ";
cin>>n;
int v;
v=(n*4);
cout<<v;
int k ;
k=(v/987654321);
cout<<k;

return 0;
}