Compilare: main.cpp: In function 'int main()': main.cpp:55:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | for(int j = 0; j < lista_adiacenta[i].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:72:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 72 | for(int j = 0; j < lista_adiacenta[minim.fiu].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:91:34: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 91 | for(int k = 0; k < lista_adiacenta[j].size(); k++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~