Compilare: main.cpp:4:47: warning: bad option '-f Ofast' to pragma 'optimize' [-Wpragmas] 4 | #pragma GCC optimize("O3, Ofast, unroll-loops") | ^ main.cpp:4:47: warning: bad option '-f unroll-loops' to pragma 'optimize' [-Wpragmas] main.cpp:13:58: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] 13 | void compute_heights(int current_node, int current_height) { | ^ main.cpp:13:58: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:24:30: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] 24 | bool is_ancestor(int x, int y) { | ^ main.cpp:24:30: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:44:10: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] 44 | int main() { | ^ main.cpp:44:10: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes]