Compilare: user.cpp: In function ‘void BFS(int)’: user.cpp:45:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < G[node].size(); i++) ^ user.cpp:47:17: warning: unused variable ‘neighb’ [-Wunused-variable] int neighb = G[node][i], e = E[node][i]; ^ user.cpp:52:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < G[node].size(); i++) ^ user.cpp: In function ‘void Cuplaj(int)’: user.cpp:101:11: warning: unused variable ‘cuplaj’ [-Wunused-variable] int i,cuplaj=0; ^