Compilare: main.cpp: In function 'void Bellman_Ford()': main.cpp:28:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | for(i=0; i<v[nod].size(); i++){ | ~^~~~~~~~~~~~~~ main.cpp: In function 'int Dijkstra()': main.cpp:57:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 57 | for(i=0;i<v[nod].size();i++){ | ~^~~~~~~~~~~~~~