关于end是否是Linux的关键字
在云斗学院测的 T2 ，开了一个叫 end 的数组，然后 CE 了，反馈如下。
本地运行没问题，求解。
foo.cc: In function 'bool check()':
foo.cc:24:17: error: reference to 'end' is ambiguous
24 | end[i]=str[i];
| ^~~
In file included from /nix/gcc-12.3.0/include/c++/12.3.0/x86_64-unknown-linux-gnu/bits/stdc++.h:95,
from foo.cc:6:
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
In file included from /nix/gcc-12.3.0/include/c++/12.3.0/string:52,
from /nix/gcc-12.3.0/include/c++/12.3.0/bits/locale_classes.h:40,
from /nix/gcc-12.3.0/include/c++/12.3.0/bits/ios_base.h:41,
from /nix/gcc-12.3.0/include/c++/12.3.0/ios:42,
from /nix/gcc-12.3.0/include/c++/12.3.0/istream:38,
from /nix/gcc-12.3.0/include/c++/12.3.0/sstream:38,
from /nix/gcc-12.3.0/include/c++/12.3.0/complex:45,
from /nix/gcc-12.3.0/include/c++/12.3.0/ccomplex:39,
from /nix/gcc-12.3.0/include/c++/12.3.0/x86_64-unknown-linux-gnu/bits/stdc++.h:54:
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
In file included from /nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:36:
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:30:25: error: reference to 'end' is ambiguous
30 | end[op[i].valed]=end[op[i].val];
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:30:42: error: reference to 'end' is ambiguous
30 | end[op[i].valed]=end[op[i].val];
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:34:28: error: reference to 'end' is ambiguous
34 | if(end[op[i].val]=='t')
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:36:33: error: reference to 'end' is ambiguous
36 | end[op[i].valed]='f';
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:38:33: error: reference to 'end' is ambiguous
38 | else if(end[op[i].val]=='f')
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:40:33: error: reference to 'end' is ambiguous
40 | end[op[i].valed]='t';
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:42:30: error: reference to 'end' is ambiguous
42 | else end[op[i].valed]=end[op[i].val];
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:42:47: error: reference to 'end' is ambiguous
42 | else end[op[i].valed]=end[op[i].val];
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:47:25: error: reference to 'end' is ambiguous
47 | end[op[i].valed]='t';
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:49:25: error: reference to 'end' is ambiguous
49 | end[op[i].valed]='f';
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:51:25: error: reference to 'end' is ambiguous
51 | end[op[i].valed]='u';
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:56:20: error: reference to 'end' is ambiguous
56 | if(end[i]!=str[i])
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc: In function 'void dfs(int)':
foo.cc:70:36: error: reference to 'end' is ambiguous
70 | if(end[i]=='u') ++cnt[ccnt];
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc: In function 'int main()':
foo.cc:142:49: error: reference to 'end' is ambiguous
142 | end[oo]='u';
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:146:49: error: reference to 'end' is ambiguous
146 | end[oo]='f';
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:148:46: error: reference to 'end' is ambiguous
148 | else end[oo]='t';
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
foo.cc:153:36: error: reference to 'end' is ambiguous
153 | if(end[i]=='u') ++cccnt;
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1255:5: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
1255 | end(const valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/valarray:1239:5: note: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
1239 | end(valarray<_Tp>& __va) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:106:5: note: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
106 | end(_Tp (&__arr)[_Nm]) noexcept
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:85:5: note: 'template<class _Container> decltype (__cont.end()) std::end(const _Container&)'
85 | end(const _Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/bits/range_access.h:74:5: note: 'template<class _Container> decltype (__cont.end()) std::end(_Container&)'
74 | end(_Container& __cont) -> decltype(__cont.end())
| ^~~
/nix/gcc-12.3.0/include/c++/12.3.0/initializer_list:101:5: note: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
101 | end(initializer_list<_Tp> __ils) noexcept
| ^~~
foo.cc:18:6: note: 'char end [100010]'
18 | char end[100010];
| ^~~
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