#include <iostream>
using namespace std;
struct X
{
int i;
public:
X(int ii) { i = ii; };
int f1() const { return i; }
X f2() const
{
int i = this->f1();
return X(74 - i);
}
};
const X f3() { return X(8); }
int f4(const X &x) { return x.f1(); }
int main()
{
X ob(19);
cout << f4(ob.f2());
return 0;
}