제출 #1246555

#제출 시각아이디문제언어결과실행 시간메모리
12465553lektraMemory (IOI10_memory)C++20
컴파일 에러
0 ms0 KiB
#include "grader.h" #include "memory.h" #include<bits/stdc++.h> using namespace std; void play() { pair<int,int> pos[25]; for(int i = 0; i < 50; ++i){ pos[faceup(i)-'A'] = i; } for(int i = 0; i < 25; ++i){ faceup(pos[i].first); faceup(pos[i].second); } }

컴파일 시 표준 에러 (stderr) 메시지

memory.cpp: In function 'void play()':
memory.cpp:11:30: error: no match for 'operator=' (operand types are 'std::pair<int, int>' and 'int')
   11 |         pos[faceup(i)-'A'] = i;
      |                              ^
In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from memory.cpp:3:
/usr/include/c++/11/bits/stl_pair.h:418:9: note: candidate: 'template<class _U1, class _U2> constexpr typename std::enable_if<std::__and_<std::is_assignable<_T1&, const _U1&>, std::is_assignable<_T2&, const _U2&> >::value, std::pair<_T1, _T2>&>::type std::pair<_T1, _T2>::operator=(const std::pair<_U1, _U2>&) [with _U1 = _U1; _U2 = _U2; _T1 = int; _T2 = int]'
  418 |         operator=(const pair<_U1, _U2>& __p)
      |         ^~~~~~~~
/usr/include/c++/11/bits/stl_pair.h:418:9: note:   template argument deduction/substitution failed:
memory.cpp:11:30: note:   mismatched types 'const std::pair<_T1, _T2>' and 'int'
   11 |         pos[faceup(i)-'A'] = i;
      |                              ^
In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from memory.cpp:3:
/usr/include/c++/11/bits/stl_pair.h:430:9: note: candidate: 'template<class _U1, class _U2> constexpr typename std::enable_if<std::__and_<std::is_assignable<_T1&, _U1&&>, std::is_assignable<_T2&, _U2&&> >::value, std::pair<_T1, _T2>&>::type std::pair<_T1, _T2>::operator=(std::pair<_U1, _U2>&&) [with _U1 = _U1; _U2 = _U2; _T1 = int; _T2 = int]'
  430 |         operator=(pair<_U1, _U2>&& __p)
      |         ^~~~~~~~
/usr/include/c++/11/bits/stl_pair.h:430:9: note:   template argument deduction/substitution failed:
memory.cpp:11:30: note:   mismatched types 'std::pair<_T1, _T2>' and 'int'
   11 |         pos[faceup(i)-'A'] = i;
      |                              ^
In file included from /usr/include/c++/11/bits/stl_algobase.h:64,
                 from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from memory.cpp:3:
/usr/include/c++/11/bits/stl_pair.h:390:7: note: candidate: 'constexpr std::pair<_T1, _T2>& std::pair<_T1, _T2>::operator=(typename std::conditional<std::__and_<std::is_copy_assignable<_T1>, std::is_copy_assignable<_T2> >::value, const std::pair<_T1, _T2>&, const std::__nonesuch&>::type) [with _T1 = int; _T2 = int; typename std::conditional<std::__and_<std::is_copy_assignable<_T1>, std::is_copy_assignable<_T2> >::value, const std::pair<_T1, _T2>&, const std::__nonesuch&>::type = const std::pair<int, int>&]'
  390 |       operator=(typename conditional<
      |       ^~~~~~~~
/usr/include/c++/11/bits/stl_pair.h:393:55: note:   no known conversion for argument 1 from 'int' to 'std::conditional<true, const std::pair<int, int>&, const std::__nonesuch&>::type' {aka 'const std::pair<int, int>&'}
  390 |       operator=(typename conditional<
      |                 ~~~~~~~~~~~~~~~~~~~~~                  
  391 |                 __and_<is_copy_assignable<_T1>,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~        
  392 |                        is_copy_assignable<_T2>>::value,
      |                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  393 |                 const pair&, const __nonesuch&>::type __p)
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/11/bits/stl_pair.h:401:7: note: candidate: 'constexpr std::pair<_T1, _T2>& std::pair<_T1, _T2>::operator=(typename std::conditional<std::__and_<std::is_move_assignable<_Tp>, std::is_move_assignable<_T2> >::value, std::pair<_T1, _T2>&&, std::__nonesuch&&>::type) [with _T1 = int; _T2 = int; typename std::conditional<std::__and_<std::is_move_assignable<_Tp>, std::is_move_assignable<_T2> >::value, std::pair<_T1, _T2>&&, std::__nonesuch&&>::type = std::pair<int, int>&&]'
  401 |       operator=(typename conditional<
      |       ^~~~~~~~
/usr/include/c++/11/bits/stl_pair.h:404:45: note:   no known conversion for argument 1 from 'int' to 'std::conditional<true, std::pair<int, int>&&, std::__nonesuch&&>::type' {aka 'std::pair<int, int>&&'}
  401 |       operator=(typename conditional<
      |                 ~~~~~~~~~~~~~~~~~~~~~        
  402 |                 __and_<is_move_assignable<_T1>,
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  403 |                        is_move_assignable<_T2>>::value,
      |                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  404 |                 pair&&, __nonesuch&&>::type __p)
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~