Compilare: user.cpp: In function ‘int main()’: user.cpp:24:31: warning: unused variable ‘j’ [-Wunused-variable] int nr_noduri,nr_muchii,i,j,k,p,q; ^ user.cpp:24:33: warning: unused variable ‘k’ [-Wunused-variable] int nr_noduri,nr_muchii,i,j,k,p,q; ^ user.cpp:24:35: warning: unused variable ‘p’ [-Wunused-variable] int nr_noduri,nr_muchii,i,j,k,p,q; ^ user.cpp:24:37: warning: unused variable ‘q’ [-Wunused-variable] int nr_noduri,nr_muchii,i,j,k,p,q; ^