Compilare: user.cpp: In function ‘void DFS1(int)’: user.cpp:30:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<L[nod].size();i++) ^ user.cpp: In function ‘void DFS2(int)’: user.cpp:40:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<T[nod].size();i++) ^ user.cpp: In function ‘void Rezolvare()’: user.cpp:67:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=1;i<sol[pmx].size();i++) ^ user.cpp:71:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=pmn;i<sol[pmx].size();i++) ^