제출 #126874

실행 실패 (제출 코드 컴파일 에러)

Main.cpp: In function ‘int main()’:
Main.cpp:17:10: error: invalid use of non-static member function ‘std::queue<_Tp, _Sequence>::size_type std::queue<_Tp, _Sequence>::size() const [with _Tp = int; _Sequence = std::deque<int, std::allocator<int> >; std::queue<_Tp, _Sequence>::size_type = long unsigned int]’
   17 |     cout << q.size << endl;
      |     ~~~~~^~~~~~~~~
In file included from /usr/include/c++/11/queue:64,
                 from Main.cpp:2:
/usr/include/c++/11/bits/stl_queue.h:208:7: note: declared here
  208 |       size() const
      |       ^~~~
Main.cpp:18:31: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::queue<int>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   18 |     for (int j = q.front(); j <= q.size(); j++) {
      |                             ~~^~~~~~~~~~~