Compilare: main.cpp: In function 'void omul_cu_clopot_vad()': main.cpp:36:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<much>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 36 | for(int i = 0; i < af.size(); i++){ | ~~^~~~~~~~~~~ main.cpp: In function 'void deschistra()': main.cpp:64:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 64 | for(int i = 0; i < vf[nod].size(); i++){ | ~~^~~~~~~~~~~~~~~~