Compilare: main.cpp: In function 'int main()': main.cpp:73:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 73 | for(int i = 0; i < graf[muchieCiclu.first].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:80:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 80 | for(int i = 0; i < graf[muchieCiclu.second].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~