Compilare: main.cpp: In function 'void bellmanFord(int, int)': main.cpp:45:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 45 | for (int i = 0; i < graf[nod].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'bool dijkstra(int, int)': main.cpp:85:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 85 | for (int i = 0; i < graf[nod].size(); ++i) | ~~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:171:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 171 | for (int i = 0; i < muchii.size(); ++i) | ~~^~~~~~~~~~~~~~~ main.cpp:177:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 177 | for (int i = 0; i < sol.size(); ++i) | ~~^~~~~~~~~~~~