Compilare: user.cpp: In function ‘int main()’: user.cpp:129:33: warning: ‘ans_j’ may be used uninitialized in this function [-Wmaybe-uninitialized] cout << ans_i << ' ' << ans_j << '\n'; ^ user.cpp:129:17: warning: ‘ans_i’ may be used uninitialized in this function [-Wmaybe-uninitialized] cout << ans_i << ' ' << ans_j << '\n'; ^