#include <iostream>

class TraceRound {
public:
    TraceRound() { std::cout << "Round opened\n"; }
    ~TraceRound() { std::cout << "Round closed\n"; }
};

int main() {
    std::cout << "Before scope\n";
    { TraceRound round; std::cout << "Inside scope\n"; }
    std::cout << "After scope\n";
}