Compilare: user.cpp:7:30: warning: left shift count >= width of type [enabled by default] const long long INF = 1UL << 40; ^ user.cpp: In function ‘int main()’: user.cpp:49:41: warning: ‘jmax’ may be used uninitialized in this function [-Wmaybe-uninitialized] tata << maxim << " " << imax << " " << jmax << '\n'; ^ user.cpp:49:26: warning: ‘imax’ may be used uninitialized in this function [-Wmaybe-uninitialized] tata << maxim << " " << imax << " " << jmax << '\n'; ^