Compilare: user.cpp: In function ‘void DFS1(int)’: user.cpp:31:27: 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:41:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<AUX[nod].size();i++) ^ user.cpp: In function ‘void Calc(int)’: user.cpp:54:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<L[nod].size();i++) ^ user.cpp: In function ‘void Rezolvare()’: user.cpp:77:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<AUX[i].size();j++) q.push(AUX[i][j]); ^ user.cpp:84:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<AUX[x].size();j++) q.push(AUX[x][j]); ^