/in/foo.cc: In function 'int main()':
/in/foo.cc:3:5: error: 'ios' has not been declared
     ios::sync_with_stdio(false);
     ^~~
/in/foo.cc:5:5: error: 'cin' was not declared in this scope
     cin>>t;
     ^~~
/in/foo.cc:14:23: error: 'cout' was not declared in this scope
         if(temp||n&1) cout<<"lolanv"<<endl;
                       ^~~~
/in/foo.cc:14:39: error: 'endl' was not declared in this scope
         if(temp||n&1) cout<<"lolanv"<<endl;
                                       ^~~~
/in/foo.cc:15:14: error: 'cout' was not declared in this scope
         else cout<<"Wind"<<endl; //只有全是对子 才会让wind赢 
              ^~~~
/in/foo.cc:15:28: error: 'endl' was not declared in this scope
         else cout<<"Wind"<<endl; //只有全是对子 才会让wind赢 
                            ^~~~