제출 #1310746

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1310746		theiulius	동굴 (IOI13_cave)	C++20	컴파일 에러	0 ms	0 KiB

cave

#include <bits/stdc++.h>
using namespace std;
#define int long long
#include "cave.h"

void exploreCave(int N) {
    int n = N;
    vector<int> a[n] = {}, b[n] = {};
    vector<int> used(n, 0); // which switches are already fixed
    for (int i = 0; i < n; i++){
      b[i] = -1;
    }

    for (int i = 0; i < n; ++i) {
        // set all unused switches to 0
        for (int j = 0; j < n; ++j) if (!used[j]) a[j] = 0;

        int x = tryCombination(a);
        int berk = (x > i || x == -1) ? 0 : 1;

        // build list of unused switches
        vector<int> unused;
        for (int j = 0; j < n; ++j) if (!used[j]) unused.push_back(j);

        // binary search over unused switches
        int L = 0, R = (int)unused.size() - 1;
        int pos = -1;
        while (L <= R) {
            int mid = (L + R) / 2;
            for (int k = 0; k <= mid; ++k) a[unused[k]] = berk;
            for (int k = mid + 1; k < (int)unused.size(); ++k) a[unused[k]] = 1 ^ berk;

            x = tryCombination(a);
            if (x > i || x == -1) {
                pos = mid;
                R = mid - 1;
            } else {
                L = mid + 1;
            }
        }

        int ans = unused[pos];
        b[ans] = i;
        used[ans] = 1;
        a[ans] = berk; // fix this switch permanently
    }

    answer(a, b);
}

// main(){
//     exploreCave(5);
// }

컴파일 시 표준 에러 (stderr) 메시지

cave.cpp: In function 'void exploreCave(long long int)':
cave.cpp:11:15: error: no match for 'operator=' (operand types are 'std::vector<long long int>' and 'int')
   11 |       b[i] = -1;
      |               ^
In file included from /usr/include/c++/13/vector:72,
                 from /usr/include/c++/13/functional:64,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:53,
                 from cave.cpp:1:
/usr/include/c++/13/bits/vector.tcc:210:5: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(const std::vector<_Tp, _Alloc>&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  210 |     vector<_Tp, _Alloc>::
      |     ^~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/bits/vector.tcc:211:42: note:   no known conversion for argument 1 from 'int' to 'const std::vector<long long int>&'
  211 |     operator=(const vector<_Tp, _Alloc>& __x)
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
In file included from /usr/include/c++/13/vector:66:
/usr/include/c++/13/bits/stl_vector.h:766:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::vector<_Tp, _Alloc>&&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:766:26: note:   no known conversion for argument 1 from 'int' to 'std::vector<long long int>&&'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |                 ~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_vector.h:788:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::initializer_list<_Tp>) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  788 |       operator=(initializer_list<value_type> __l)
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:788:46: note:   no known conversion for argument 1 from 'int' to 'std::initializer_list<long long int>'
  788 |       operator=(initializer_list<value_type> __l)
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
cave.cpp:16:58: error: no match for 'operator=' (operand types are 'std::vector<long long int>' and 'int')
   16 |         for (int j = 0; j < n; ++j) if (!used[j]) a[j] = 0;
      |                                                          ^
/usr/include/c++/13/bits/vector.tcc:210:5: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(const std::vector<_Tp, _Alloc>&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  210 |     vector<_Tp, _Alloc>::
      |     ^~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/bits/vector.tcc:211:42: note:   no known conversion for argument 1 from 'int' to 'const std::vector<long long int>&'
  211 |     operator=(const vector<_Tp, _Alloc>& __x)
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_vector.h:766:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::vector<_Tp, _Alloc>&&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:766:26: note:   no known conversion for argument 1 from 'int' to 'std::vector<long long int>&&'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |                 ~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_vector.h:788:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::initializer_list<_Tp>) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  788 |       operator=(initializer_list<value_type> __l)
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:788:46: note:   no known conversion for argument 1 from 'int' to 'std::initializer_list<long long int>'
  788 |       operator=(initializer_list<value_type> __l)
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
cave.cpp:18:32: error: cannot convert 'std::vector<long long int>*' to 'long long int*'
   18 |         int x = tryCombination(a);
      |                                ^
      |                                |
      |                                std::vector<long long int>*
In file included from cave.cpp:4:
cave.h:8:24: note:   initializing argument 1 of 'long long int tryCombination(long long int*)'
    8 | int tryCombination(int S[]);
cave.cpp:30:59: error: no match for 'operator=' (operand types are 'std::vector<long long int>' and 'long long int')
   30 |             for (int k = 0; k <= mid; ++k) a[unused[k]] = berk;
      |                                                           ^~~~
/usr/include/c++/13/bits/vector.tcc:210:5: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(const std::vector<_Tp, _Alloc>&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  210 |     vector<_Tp, _Alloc>::
      |     ^~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/bits/vector.tcc:211:42: note:   no known conversion for argument 1 from 'long long int' to 'const std::vector<long long int>&'
  211 |     operator=(const vector<_Tp, _Alloc>& __x)
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_vector.h:766:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::vector<_Tp, _Alloc>&&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:766:26: note:   no known conversion for argument 1 from 'long long int' to 'std::vector<long long int>&&'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |                 ~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_vector.h:788:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::initializer_list<_Tp>) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  788 |       operator=(initializer_list<value_type> __l)
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:788:46: note:   no known conversion for argument 1 from 'long long int' to 'std::initializer_list<long long int>'
  788 |       operator=(initializer_list<value_type> __l)
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
cave.cpp:31:83: error: no match for 'operator=' (operand types are 'std::vector<long long int>' and 'long long int')
   31 |             for (int k = mid + 1; k < (int)unused.size(); ++k) a[unused[k]] = 1 ^ berk;
      |                                                                                   ^~~~
/usr/include/c++/13/bits/vector.tcc:210:5: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(const std::vector<_Tp, _Alloc>&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  210 |     vector<_Tp, _Alloc>::
      |     ^~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/bits/vector.tcc:211:42: note:   no known conversion for argument 1 from 'long long int' to 'const std::vector<long long int>&'
  211 |     operator=(const vector<_Tp, _Alloc>& __x)
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_vector.h:766:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::vector<_Tp, _Alloc>&&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:766:26: note:   no known conversion for argument 1 from 'long long int' to 'std::vector<long long int>&&'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |                 ~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_vector.h:788:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::initializer_list<_Tp>) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  788 |       operator=(initializer_list<value_type> __l)
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:788:46: note:   no known conversion for argument 1 from 'long long int' to 'std::initializer_list<long long int>'
  788 |       operator=(initializer_list<value_type> __l)
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
cave.cpp:33:32: error: cannot convert 'std::vector<long long int>*' to 'long long int*'
   33 |             x = tryCombination(a);
      |                                ^
      |                                |
      |                                std::vector<long long int>*
cave.h:8:24: note:   initializing argument 1 of 'long long int tryCombination(long long int*)'
    8 | int tryCombination(int S[]);
cave.cpp:43:18: error: no match for 'operator=' (operand types are 'std::vector<long long int>' and 'long long int')
   43 |         b[ans] = i;
      |                  ^
/usr/include/c++/13/bits/vector.tcc:210:5: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(const std::vector<_Tp, _Alloc>&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  210 |     vector<_Tp, _Alloc>::
      |     ^~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/bits/vector.tcc:211:42: note:   no known conversion for argument 1 from 'long long int' to 'const std::vector<long long int>&'
  211 |     operator=(const vector<_Tp, _Alloc>& __x)
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_vector.h:766:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::vector<_Tp, _Alloc>&&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:766:26: note:   no known conversion for argument 1 from 'long long int' to 'std::vector<long long int>&&'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |                 ~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_vector.h:788:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::initializer_list<_Tp>) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  788 |       operator=(initializer_list<value_type> __l)
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:788:46: note:   no known conversion for argument 1 from 'long long int' to 'std::initializer_list<long long int>'
  788 |       operator=(initializer_list<value_type> __l)
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
cave.cpp:45:18: error: no match for 'operator=' (operand types are 'std::vector<long long int>' and 'long long int')
   45 |         a[ans] = berk; // fix this switch permanently
      |                  ^~~~
/usr/include/c++/13/bits/vector.tcc:210:5: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(const std::vector<_Tp, _Alloc>&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  210 |     vector<_Tp, _Alloc>::
      |     ^~~~~~~~~~~~~~~~~~~
/usr/include/c++/13/bits/vector.tcc:211:42: note:   no known conversion for argument 1 from 'long long int' to 'const std::vector<long long int>&'
  211 |     operator=(const vector<_Tp, _Alloc>& __x)
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_vector.h:766:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::vector<_Tp, _Alloc>&&) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:766:26: note:   no known conversion for argument 1 from 'long long int' to 'std::vector<long long int>&&'
  766 |       operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      |                 ~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_vector.h:788:7: note: candidate: 'constexpr std::vector<_Tp, _Alloc>& std::vector<_Tp, _Alloc>::operator=(std::initializer_list<_Tp>) [with _Tp = long long int; _Alloc = std::allocator<long long int>]'
  788 |       operator=(initializer_list<value_type> __l)
      |       ^~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:788:46: note:   no known conversion for argument 1 from 'long long int' to 'std::initializer_list<long long int>'
  788 |       operator=(initializer_list<value_type> __l)
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
cave.cpp:48:12: error: cannot convert 'std::vector<long long int>*' to 'long long int*'
   48 |     answer(a, b);
      |            ^
      |            |
      |            std::vector<long long int>*
cave.h:9:17: note:   initializing argument 1 of 'void answer(long long int*, long long int*)'
    9 | void answer(int S[], int D[]);