Compilare: user.cpp: In function ‘void bfs(std::vector<int>*, bool*, int)’: user.cpp:18:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<graf[curent].size(); i++) ^ user.cpp: In function ‘int main()’: user.cpp:55:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i<berarii.size(); i++) ^ user.cpp:69:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i<sol.size(); i++) ^