Compilare: user.cpp: In function ‘void SolveDPU(int, bool)’: user.cpp:18:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<G[Nod].size();i++) ^ user.cpp: In function ‘void SolveDP(int)’: user.cpp:38:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<G[Nod].size();i++) ^ user.cpp: In function ‘void Dfs(int, int)’: user.cpp:56:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<G[Nod].size() && !Start;i++) ^ user.cpp: In function ‘void Solve()’: user.cpp:85:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<G[Start].size();i++) ^