运行 ID: 141828

Main.cc:1:26: warning: extra tokens at end of #include directive
 #include  using namespace std; int x,n,ans; stacks; int main() {
                          ^~~~~
Main.cc:3:1: error: ‘cin’ does not name a type; did you mean ‘sin’?
 cin>>n;
 ^~~
 sin
Main.cc:4:1: error: expected unqualified-id before ‘while’
 while (n--)
 ^~~~~
Main.cc:15:1: error: ‘cout’ does not name a type; did you mean ‘cosl’?
 cout<