Compilare: main.cpp:3: warning: ignoring '#pragma gcc optimize' [-Wunknown-pragmas] 3 | #pragma gcc optimize("Ofast") | main.cpp:4: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas] 4 | #pragma GCC optimization("Ofast") | main.cpp:2:37: warning: bad option '-f unroll-loops' to pragma 'optimize' [-Wpragmas] 2 | #pragma GCC optimize(" unroll-loops") | ^ main.cpp:28:10: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] 28 | int Read(){ | ^ main.cpp:42:16: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] 42 | void Prit(int x){ | ^ main.cpp:55:21: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] 55 | void AddEdge(XY node){ | ^ main.cpp:61:29: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] 61 | void MVC(int node,int parent){ | ^ main.cpp:76:43: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] 76 | void FoldFind(int node,int parent,int dest){ | ^ main.cpp:93:10: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes] 93 | int main(){ | ^