Compilare: user.cpp: In function ‘void GetSolution()’: user.cpp:30:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<graph[cNod].size();++i) ^ user.cpp:34:45: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i+1<graph[cNod].size()) ^ user.cpp: In function ‘void WriteSolution(int)’: user.cpp:64:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<solution[k].size()&&nrm<m;++i) ^