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QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #798826 | #9783. Duloc Network | MaMengQi | Compile Error | / | / | C++17 | 4.6kb | 2024-12-04 17:33:09 | 2024-12-04 17:33:10 |
Due to the privacy settings of the submitter, you are not allowed to view this code.
Details
answer.code: In function ‘bool expand_set()’:
answer.code:68:13: error: reference to ‘ref’ is ambiguous
68 | ref[m] = dsu.fa[i];
| ^~~
In file included from /usr/include/c++/13/string:52,
from /usr/include/c++/13/bits/locale_classes.h:40,
from /usr/include/c++/13/bits/ios_base.h:41,
from /usr/include/c++/13/ios:44,
from /usr/include/c++/13/ostream:40,
from /usr/include/c++/13/iostream:41,
from answer.code:1:
/usr/include/c++/13/bits/refwrap.h:394:5: note: candidates are: ‘template<class _Tp> std::reference_wrapper<_Tp> std::ref(reference_wrapper<_Tp>)’
394 | ref(reference_wrapper<_Tp> __t) noexcept
| ^~~
/usr/include/c++/13/bits/refwrap.h:385:10: note: ‘template<class _Tp> void std::ref(const _Tp&&)’
385 | void ref(const _Tp&&) = delete;
| ^~~
/usr/include/c++/13/bits/refwrap.h:374:5: note: ‘template<class _Tp> std::reference_wrapper<_Tp> std::ref(_Tp&)’
374 | ref(_Tp& __t) noexcept
| ^~~
answer.code:59:12: note: ‘int ref [205]’
59 | int f[mN], ref[mN];
| ^~~
answer.code:86:87: error: reference to ‘ref’ is ambiguous
86 | #define LIGHT(x,y) Rep(i, x, y){for(auto j:col[arr[i]]) qstr[j] = '1'; sum += dsu.nbr[ref[arr[i]]];}
| ^~~
answer.code:91:13: note: in expansion of macro ‘LIGHT’
91 | LIGHT(1,1);LIGHT(2,2);
| ^~~~~
/usr/include/c++/13/bits/refwrap.h:394:5: note: candidates are: ‘template<class _Tp> std::reference_wrapper<_Tp> std::ref(reference_wrapper<_Tp>)’
394 | ref(reference_wrapper<_Tp> __t) noexcept
| ^~~
/usr/include/c++/13/bits/refwrap.h:385:10: note: ‘template<class _Tp> void std::ref(const _Tp&&)’
385 | void ref(const _Tp&&) = delete;
| ^~~
/usr/include/c++/13/bits/refwrap.h:374:5: note: ‘template<class _Tp> std::reference_wrapper<_Tp> std::ref(_Tp&)’
374 | ref(_Tp& __t) noexcept
| ^~~
answer.code:59:12: note: ‘int ref [205]’
59 | int f[mN], ref[mN];
| ^~~
answer.code:86:87: error: reference to ‘ref’ is ambiguous
86 | #define LIGHT(x,y) Rep(i, x, y){for(auto j:col[arr[i]]) qstr[j] = '1'; sum += dsu.nbr[ref[arr[i]]];}
| ^~~
answer.code:91:24: note: in expansion of macro ‘LIGHT’
91 | LIGHT(1,1);LIGHT(2,2);
| ^~~~~
/usr/include/c++/13/bits/refwrap.h:394:5: note: candidates are: ‘template<class _Tp> std::reference_wrapper<_Tp> std::ref(reference_wrapper<_Tp>)’
394 | ref(reference_wrapper<_Tp> __t) noexcept
| ^~~
/usr/include/c++/13/bits/refwrap.h:385:10: note: ‘template<class _Tp> void std::ref(const _Tp&&)’
385 | void ref(const _Tp&&) = delete;
| ^~~
/usr/include/c++/13/bits/refwrap.h:374:5: note: ‘template<class _Tp> std::reference_wrapper<_Tp> std::ref(_Tp&)’
374 | ref(_Tp& __t) noexcept
| ^~~
answer.code:59:12: note: ‘int ref [205]’
59 | int f[mN], ref[mN];
| ^~~
answer.code:86:87: error: reference to ‘ref’ is ambiguous
86 | #define LIGHT(x,y) Rep(i, x, y){for(auto j:col[arr[i]]) qstr[j] = '1'; sum += dsu.nbr[ref[arr[i]]];}
| ^~~
answer.code:103:13: note: in expansion of macro ‘LIGHT’
103 | LIGHT(1,usz);
| ^~~~~
/usr/include/c++/13/bits/refwrap.h:394:5: note: candidates are: ‘template<class _Tp> std::reference_wrapper<_Tp> std::ref(reference_wrapper<_Tp>)’
394 | ref(reference_wrapper<_Tp> __t) noexcept
| ^~~
/usr/include/c++/13/bits/refwrap.h:385:10: note: ‘template<class _Tp> void std::ref(const _Tp&&)’
385 | void ref(const _Tp&&) = delete;
| ^~~
/usr/include/c++/13/bits/refwrap.h:374:5: note: ‘template<class _Tp> std::reference_wrapper<_Tp> std::ref(_Tp&)’
374 | ref(_Tp& __t) noexcept
| ^~~
answer.code:59:12: note: ‘int ref [205]’
59 | int f[mN], ref[mN];
| ^~~
answer.code:86:87: error: reference to ‘ref’ is ambiguous
86 | #define LIGHT(x,y) Rep(i, x, y){for(auto j:col[arr[i]]) qstr[j] = '1'; sum += dsu.nbr[ref[arr[i]]];}
| ^~~
answer.code:104:13: note: in expansion of macro ‘LIGHT’
104 | LIGHT(usz+1,2*usz);
| ^~~~~
/usr/include/c++/13/bits/refwrap.h:394:5: note: candidates are: ‘template<class _Tp> std::reference_wrapper<_Tp> std::ref(reference_wrapper<_Tp>)’
394 | ref(r...