Compilare: main.cpp:2:47: warning: bad option '-f Ofast' to pragma 'optimize' [-Wpragmas] 2 | #pragma GCC optimize("O3, Ofast, unroll-loops") | ^ main.cpp:2:47: warning: bad option '-f unroll-loops' to pragma 'optimize' [-Wpragmas] main.cpp:19:40: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] 19 | void read_input(int &n, int &target_sum) { | ^ main.cpp:19:40: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:26:40: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] 26 | void compute_sum_frequency(const int &n) { | ^ main.cpp:26:40: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:41:56: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] 41 | void compute_result(const int &n, const int &target_sum) { | ^ main.cpp:41:56: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:51:10: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] 51 | int main() { | ^ main.cpp:51:10: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes]