#include <iostream>
#include <functional>

#define CONNECTION(text1,text2) text1##text2
#define CONNECT(text1,text2) CONNECTION(text1,text2)

#define defer(command) DeferHelper CONNECT(DEFER, __LINE__)([](){command;})

typedef void (*Defer)();

class DeferHelper {

    Defer defer_func;

public:
    ~DeferHelper() {
        defer_func();
    }

public:
    DeferHelper(Defer f) {
        defer_func = f;
    }
};



int main() {

    defer(std::cout << "defer1" <<std::endl);
    defer(std::cout << "defer2" <<std::endl);

    std::cout << "method" << std::endl;

    return 0;
}
/**
int main() {

    DeferHelper DEFER29([](){std::cout << "defer" <<std::endl;});
    DeferHelper DEFER30([](){std::cout << "defer" <<std::endl;});

    std::cout << "method" << std::endl;

    return 0;
}
*/