Compilare: main.cpp: In function 'int main()': main.cpp:49:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::tuple<int, bool, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | for (int idx = 0; idx < events.size(); idx++) { | ~~~~^~~~~~~~~~~~~~~ main.cpp:48:9: warning: unused variable 'left' [-Wunused-variable] 48 | int left = 0, right; | ^~~~ main.cpp:48:19: warning: unused variable 'right' [-Wunused-variable] 48 | int left = 0, right; | ^~~~~