Compilare: main.cpp: In function 'int costAPM()': main.cpp:82:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 82 | for (int j = 0; j < muchii[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~ main.cpp:95:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 95 | for (int j = 0; j < muchii[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~