Compilare: main.cpp: In function 'int bfs(int, int)': main.cpp:84:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<vec[x].size(); i++) ~^~~~~~~~~~~~~~ main.cpp: In function 'int MaxFlow(int, int)': main.cpp:106:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<vec[destinatie].size(); i++) ~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:169:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<castigatori.size(); i++) out << castigatori[i] - 1 << " "; ~^~~~~~~~~~~~~~~~~~~