pulameafrate

//exam_5

#include <iostream>
using namespace std;

class X{
    int _i;

public:
    explicit X(int i):_i{i}{}
    const X& f() const {
        X(2);
        return *this;
    }
    int i() const{return _i;}
};

int main(){
    cout << X{1}.f().i();
    return 0;
}