Compilare: user.cpp: In function ‘void djikstra(int, int)’: user.cpp:55:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i < v[nod].size(); i++){ ^ user.cpp: In function ‘int bfs()’: user.cpp:77:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i < v[nod].size(); i++){ ^ user.cpp: In function ‘int verif(int)’: user.cpp:134:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i < v[n].size(); i++){ ^