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:13:14: warning: bad option '-f fast-math' to attribute 'optimize' [-Wattributes] 13 | int lsb(int x) | ^ main.cpp:13:14: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:13:14: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] main.cpp:18:35: warning: bad option '-f fast-math' to attribute 'optimize' [-Wattributes] 18 | void update(int poz, int k, int nr) | ^ main.cpp:18:35: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:18:35: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] main.cpp:23:25: warning: bad option '-f fast-math' to attribute 'optimize' [-Wattributes] 23 | int query(int poz, int k) | ^ main.cpp:23:25: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:23:25: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] main.cpp:34:31: warning: bad option '-f fast-math' to attribute 'optimize' [-Wattributes] 34 | int cb(int st, int dr, int val) | ^ main.cpp:34:31: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:34:31: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] main.cpp:55:37: warning: bad option '-f fast-math' to attribute 'optimize' [-Wattributes] 55 | int32_t main(int argc, char * argv[]) | ^ main.cpp:55:37: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:55:37: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes]