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| ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
|---|---|---|---|---|---|---|---|---|---|
| #456613 | #2214. Link Cut Digraph | egypt_ioi2024_12 | Compile Error | / | / | C++23 | 4.9kb | 2024-06-28 09:26:00 | 2024-06-28 09:26:00 |
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详细
answer.code: In member function ‘bool DSU::unite(int, int)’:
answer.code:65:26: error: no matching function for call to ‘std::vector<std::pair<int&, int> >::push_back(<brace-enclosed initializer list>)’
65 | history.push_back({pairs,pairs});
| ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
In file included from /usr/include/c++/13/vector:66,
from /usr/include/c++/13/functional:64,
from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:53,
from answer.code:5:
/usr/include/c++/13/bits/stl_vector.h:1278:7: note: candidate: ‘constexpr void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = std::pair<int&, int>; _Alloc = std::allocator<std::pair<int&, int> >; value_type = std::pair<int&, int>]’
1278 | push_back(const value_type& __x)
| ^~~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:1278:35: note: no known conversion for argument 1 from ‘<brace-enclosed initializer list>’ to ‘const std::vector<std::pair<int&, int> >::value_type&’ {aka ‘const std::pair<int&, int>&’}
1278 | push_back(const value_type& __x)
| ~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/13/bits/stl_vector.h:1295:7: note: candidate: ‘constexpr void std::vector<_Tp, _Alloc>::push_back(value_type&&) [with _Tp = std::pair<int&, int>; _Alloc = std::allocator<std::pair<int&, int> >; value_type = std::pair<int&, int>]’
1295 | push_back(value_type&& __x)
| ^~~~~~~~~
/usr/include/c++/13/bits/stl_vector.h:1295:30: note: no known conversion for argument 1 from ‘<brace-enclosed initializer list>’ to ‘std::vector<std::pair<int&, int> >::value_type&&’ {aka ‘std::pair<int&, int>&&’}
1295 | push_back(value_type&& __x)
| ~~~~~~~~~~~~~^~~