제출 #1291589

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1291589		hynmj	게임 (IOI14_game)	C++20	컴파일 에러	0 ms	0 KiB

game

#include "game.h"
#include<bits/stdc++.h>
const int N = 3000;
void initialize(int n)
{
}

int c[N];
int hasEdge(int u, int v)
{
    if (u < v)
        swap(u, v);
    return ++c[u] == u;
}

컴파일 시 표준 에러 (stderr) 메시지

game.cpp: In function 'int hasEdge(int, int)':
game.cpp:12:9: error: 'swap' was not declared in this scope
   12 |         swap(u, v);
      |         ^~~~
game.cpp:12:9: note: suggested alternatives:
In file included from /usr/include/c++/13/regex:68,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:181,
                 from game.cpp:2:
/usr/include/c++/13/bits/regex.h:2230:5: note:   'std::__cxx11::swap'
 2230 |     swap(match_results<_Bi_iter, _Alloc>& __lhs,
      |     ^~~~
In file included from /usr/include/c++/13/bits/stl_pair.h:61,
                 from /usr/include/c++/13/bits/stl_algobase.h:64,
                 from /usr/include/c++/13/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:51:
/usr/include/c++/13/bits/move.h:189:5: note:   'std::swap'
  189 |     swap(_Tp& __a, _Tp& __b)
      |     ^~~~
/usr/include/c++/13/bits/move.h:189:5: note:   'std::swap'
In file included from /usr/include/c++/13/compare:37,
                 from /usr/include/c++/13/bits/stl_pair.h:65:
/usr/include/c++/13/concepts:243:43: note:   'std::ranges::__cust::swap'
  243 |       inline constexpr __cust_swap::_Swap swap{};
      |                                           ^~~~
In file included from /usr/include/c++/13/exception:164,
                 from /usr/include/c++/13/stdexcept:38,
                 from /usr/include/c++/13/system_error:43,
                 from /usr/include/c++/13/bits/ios_base.h:46,
                 from /usr/include/c++/13/streambuf:43,
                 from /usr/include/c++/13/bits/streambuf_iterator.h:35,
                 from /usr/include/c++/13/iterator:66,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:54:
/usr/include/c++/13/bits/exception_ptr.h:230:5: note:   'std::__exception_ptr::swap'
  230 |     swap(exception_ptr& __lhs, exception_ptr& __rhs)
      |     ^~~~
In file included from /usr/include/c++/13/filesystem:49,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:200:
/usr/include/c++/13/bits/fs_path.h:736:15: note:   'std::filesystem::__cxx11::swap'
  736 |   inline void swap(path& __lhs, path& __rhs) noexcept { __lhs.swap(__rhs); }
      |               ^~~~
/usr/include/c++/13/concepts:183:35: note:   'std::ranges::__cust_swap::swap'
  183 |       template<typename _Tp> void swap(_Tp&, _Tp&) = delete;
      |                                   ^~~~