Compilare: user.cpp: In function ‘int main()’: user.cpp:12:12: warning: unused variable ‘nr’ [-Wunused-variable] int n, nr, m, x, intr, med, st = 0, dr, j, i, aux; ^ user.cpp:12:51: warning: variable ‘aux’ set but not used [-Wunused-but-set-variable] int n, nr, m, x, intr, med, st = 0, dr, j, i, aux; ^ user.cpp:47:24: warning: ‘j’ may be used uninitialized in this function [-Wmaybe-uninitialized] out << j << '\n'; ^