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:22:35: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] 22 | void compute_deque_maxim(int value){ | ^ main.cpp:22:35: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:29:39: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] 29 | element new_element(int value, ll cost){ | ^ main.cpp:29:39: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp:36:10: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes] 36 | int main() { | ^ main.cpp:36:10: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] main.cpp: In function 'int main()': main.cpp:45:22: warning: comparison of integer expressions of different signedness: 'int' and 'll' {aka 'long long unsigned int'} [-Wsign-compare] 45 | for(int i = 1; i <= n; i++) { | ~~^~~~ main.cpp:51:22: warning: comparison of integer expressions of different signedness: 'int' and 'll' {aka 'long long unsigned int'} [-Wsign-compare] 51 | for(int i = 1; i <= n; i++) { | ~~^~~~ main.cpp:54:17: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long unsigned int'} and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} [-Wsign-compare] 54 | if(v[i] < dq_max.front()){ | ~~~~~^~~~~~~~~~~~~~~~