Compilare: user.cpp: In function ‘bool cupleaza(int, std::vector<int>&, std::vector<int>&, std::vector<std::vector<int> >&, std::bitset<10010u>&)’: user.cpp:15:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<path[left].size();i++) ///try to connect to an unconnected node ^ user.cpp:25:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<path[left].size();i++) ///if there are no available nodes try to reconnect until you make one available ^