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QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #124216 | #1834. Eulerian? | MaMengQi | Compile Error | / | / | C++20 | 1.0kb | 2023-07-14 13:16:15 | 2023-07-14 13:16:16 |
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Details
answer.code:4:15: error: ‘std::mt19937 random’ redeclared as different kind of entity
4 | mt19937 random(213123123);//????
| ^
In file included from /usr/include/c++/11/bits/std_abs.h:38,
from /usr/include/c++/11/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
from answer.code:1:
/usr/include/stdlib.h:401:17: note: previous declaration ‘long int random()’
401 | extern long int random (void) __THROW;
| ^~~~~~
In file included from /usr/include/c++/11/bits/stl_algo.h:66,
from /usr/include/c++/11/string:52,
from /usr/include/c++/11/bits/locale_classes.h:40,
from /usr/include/c++/11/bits/ios_base.h:41,
from /usr/include/c++/11/ios:42,
from /usr/include/c++/11/istream:38,
from /usr/include/c++/11/sstream:38,
from /usr/include/c++/11/complex:45,
from /usr/include/c++/11/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
from answer.code:1:
/usr/include/c++/11/bits/uniform_int_dist.h: In instantiation of ‘std::uniform_int_distribution<_IntType>::result_type std::uniform_int_distribution<_IntType>::operator()(_UniformRandomBitGenerator&, const std::uniform_int_distribution<_IntType>::param_type&) [with _UniformRandomBitGenerator = long int() noexcept; _IntType = int; std::uniform_int_distribution<_IntType>::result_type = int]’:
/usr/include/c++/11/bits/uniform_int_dist.h:193:34: required from ‘std::uniform_int_distribution<_IntType>::result_type std::uniform_int_distribution<_IntType>::operator()(_UniformRandomBitGenerator&) [with _UniformRandomBitGenerator = long int() noexcept; _IntType = int; std::uniform_int_distribution<_IntType>::result_type = int]’
answer.code:24:23: required from here
/usr/include/c++/11/bits/uniform_int_dist.h:280:66: error: ‘long int() noexcept’ is not a class, struct, or union type
280 | typedef typename _UniformRandomBitGenerator::result_type _Gresult_type;
| ^~~~~~~~~~~~~
/usr/include/c++/11/bits/uniform_int_dist.h:282:68: error: ‘long int() noexcept’ is not a class, struct, or union type
282 | typedef typename common_type<_Gresult_type, __utype>::type __uctype;
| ^~~~~~~~