~cpp
#include <iostream>
using namespace std;
int fibonachi(int num);
int main()
{
int num;
cout << " ( )? ";
cin >> num;
while(num >= 0)
{
cout << num << " " << fibonachi(num) <<" .\n";
cout << " ( )? ";
cin >> num;
}
return 0;
}
int fibonachi(int num)
{
if(num > 1 )
return fibonachi(num-1) + fibonachi(num-2);
else
return 1;
}










