Compilare: main.cpp:2:47: warning: bad option '-f Ofast' to pragma 'optimize' [-Wpragmas] 2 | #pragma GCC optimize("Os, Ofast, unroll-loops") | ^ main.cpp:2:47: warning: bad option '-f unroll-loops' to pragma 'optimize' [-Wpragmas] main.cpp:8:30: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] 8 | ll log_a_to_base_b(ll a, ll b) | ^ main.cpp:8:30: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:13:10: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] 13 | int main() { | ^ main.cpp:13:10: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes]