Compilare: main.cpp: In function 'int main()': main.cpp:70:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | for(int i = 0 ; i < graf.size(); ++i) | ~~^~~~~~~~~~~~~ main.cpp:76:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 76 | for(int j = 0; j < ans.size(); ++j) | ~~^~~~~~~~~~~~ main.cpp:87:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 87 | for(int i = 0; i < ans.size(); ++i) | ~~^~~~~~~~~~~~