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View Compilation Error

0_0_38676239_21067.cpp: In function 'int main()':
0_0_38676239_21067.cpp:63:13: error: reference to 'tm' is ambiguous
   63 |             tm = jk.size();
      |             ^~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/cwchar:44,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/postypes.h:40,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/iosfwd:42,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/ios:40,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/ostream:40,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/iostream:41,
                 from 0_0_38676239_21067.cpp:1:
gcc-13.1.0/x86_64-w64-mingw32/include/wchar.h:1383:10: note: candidates are: 'struct tm'
 1383 |   struct tm {
      |          ^~
0_0_38676239_21067.cpp:20:7: note:                 'int tm'
   20 | int z,tm;
      |       ^~
0_0_38676239_21067.cpp:66:29: error: call to non-'constexpr' function 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]'
   66 |             if (tm < jk.size())
      |                      ~~~~~~~^~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/set:63,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/x86_64-w64-mingw32/bits/stdc++.h:158,
                 from 0_0_38676239_21067.cpp:2:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_set.h:419:7: note: 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]' declared here
  419 |       size() const _GLIBCXX_NOEXCEPT
      |       ^~~~
0_0_38676239_21067.cpp:66:29: error: call to non-'constexpr' function 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]'
   66 |             if (tm < jk.size())
      |                      ~~~~~~~^~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_set.h:419:7: note: 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]' declared here
  419 |       size() const _GLIBCXX_NOEXCEPT
      |       ^~~~
0_0_38676239_21067.cpp:66:29: error: call to non-'constexpr' function 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]'
   66 |             if (tm < jk.size())
      |                      ~~~~~~~^~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_set.h:419:7: note: 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]' declared here
  419 |       size() const _GLIBCXX_NOEXCEPT
      |       ^~~~
0_0_38676239_21067.cpp:66:29: error: call to non-'constexpr' function 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]'
   66 |             if (tm < jk.size())
      |                      ~~~~~~~^~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_set.h:419:7: note: 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]' declared here
  419 |       size() const _GLIBCXX_NOEXCEPT
      |       ^~~~
0_0_38676239_21067.cpp:66:29: error: call to non-'constexpr' function 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]'
   66 |             if (tm < jk.size())
      |                      ~~~~~~~^~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_set.h:419:7: note: 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]' declared here
  419 |       size() const _GLIBCXX_NOEXCEPT
      |       ^~~~
0_0_38676239_21067.cpp:66:29: error: call to non-'constexpr' function 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]'
   66 |             if (tm < jk.size())
      |                      ~~~~~~~^~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_set.h:419:7: note: 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]' declared here
  419 |       size() const _GLIBCXX_NOEXCEPT
      |       ^~~~
0_0_38676239_21067.cpp:66:29: error: call to non-'constexpr' function 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]'
   66 |             if (tm < jk.size())
      |                      ~~~~~~~^~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_set.h:419:7: note: 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]' declared here
  419 |       size() const _GLIBCXX_NOEXCEPT
      |       ^~~~
0_0_38676239_21067.cpp:66:29: error: call to non-'constexpr' function 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]'
   66 |             if (tm < jk.size())
      |                      ~~~~~~~^~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_set.h:419:7: note: 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]' declared here
  419 |       size() const _GLIBCXX_NOEXCEPT
      |       ^~~~
0_0_38676239_21067.cpp:66:29: error: call to non-'constexpr' function 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]'
   66 |             if (tm < jk.size())
      |                      ~~~~~~~^~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_set.h:419:7: note: 'std::set<_Key, _Compare, _Alloc>::size_type std::set<_Key, _Compare, _Alloc>::size() const [with _Key = std::__cxx11::basic_string<char>; _Compare = std::less<std::__cxx11::basic_string<char> >; _Alloc = std::allocator<std::__cxx11::basic_string<char> >; size_type = long long unsigned int]' declared here
  419 |       size() const _GLIBCXX_NOEXCEPT
      |       ^~~~
0_0_38676239_21067.cpp:66:17: error: reference to 'tm' is ambiguous
   66 |             if (tm < jk.size())
      |                 ^~
gcc-13.1.0/x86_64-w64-mingw32/include/wchar.h:1383:10: note: candidates are: 'struct tm'
 1383 |   struct tm {
      |          ^~
0_0_38676239_21067.cpp:20:7: note:                 'int tm'
   20 | int z,tm;
      |       ^~
0_0_38676239_21067.cpp:69:17: error: reference to 'tm' is ambiguous
   69 |           


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