Compilare: user.cpp: In function ‘void citire()’: user.cpp:18:12: warning: unused variable ‘j’ [-Wunused-variable] int i, j, x, y, pret; ^ user.cpp: In function ‘void bmf()’: user.cpp:39:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v[p].size();i++) ^ user.cpp:32:15: warning: variable ‘ok1’ set but not used [-Wunused-but-set-variable] int i, p, ok1=0, poz; ^