Compilare: user.cpp: In function ‘void dijkstra(int)’: user.cpp:52:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i <= v[1].size() - 1; i++) { ^ user.cpp:74:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j = 0; j < v[nmin].size(); j++) { // doar vecinii lui nmin ^ user.cpp:45:7: warning: variable ‘minim’ set but not used [-Wunused-but-set-variable] int minim, nmin, dn, i, j, nc, nj; ^