Compilare: main.cpp:1:58: warning: bad option '-f fast-math' to pragma 'optimize' [-Wpragmas] 1 | #pragma GCC optimize("O3, fast-math, unroll-loops, Ofast") | ^ main.cpp:1:58: warning: bad option '-f unroll-loops' to pragma 'optimize' [-Wpragmas] main.cpp:1:58: warning: bad option '-f Ofast' to pragma 'optimize' [-Wpragmas] main.cpp:13:35: warning: bad option '-f fast-math' to attribute 'optimize' [-Wattributes] 13 | void biconex(int nod, int tata = 0) | ^ main.cpp:13:35: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:13:35: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] main.cpp:37:20: warning: bad option '-f fast-math' to attribute 'optimize' [-Wattributes] 37 | ll lgput(ll x, ll y) | ^ main.cpp:37:20: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:37:20: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] main.cpp:56:37: warning: bad option '-f fast-math' to attribute 'optimize' [-Wattributes] 56 | int32_t main(int argc, char * argv[]) | ^ main.cpp:56:37: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:56:37: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes]