Compilare: main.cpp: In function 'int BFS()': main.cpp:22:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 22 | for(int i=0;i<V[X[s]].size();i++) | ~^~~~~~~~~~~~~~~ main.cpp: In function 'void cuplaj_maxim()': main.cpp:45:38: 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<V[T[j]].size();i++) | ~^~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:70:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | for(i=0;i<V[n].size();i++) | ~^~~~~~~~~~~~ main.cpp:73:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 73 | for(int j=0;j<V[S[i].y].size();j++) | ~^~~~~~~~~~~~~~~~~