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View Compilation Error

0_0_39157129_15765.cpp: In function 'void dfss(int, int)':
0_0_39157129_15765.cpp:34:5: error: reference to 'size' is ambiguous
   34 |     size[x] = 1;
      |     ^~~~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/string:53,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bitset:52,
                 from .\stdc++.h:52:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:274:5: note: candidates are: 'template<class _Tp, long long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
  274 |     size(const _Tp (&)[_Nm]) noexcept
      |     ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:264:5: note:                 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
  264 |     size(const _Container& __cont) noexcept(noexcept(__cont.size()))
      |     ^~~~
0_0_39157129_15765.cpp:9:17: note:                 'int size [500005]'
    9 | int head[MAXN], size[MAXN], d[MAXN],
      |                 ^~~~
0_0_39157129_15765.cpp:42:9: error: reference to 'size' is ambiguous
   42 |         size[x] += size[to];
      |         ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:274:5: note: candidates are: 'template<class _Tp, long long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
  274 |     size(const _Tp (&)[_Nm]) noexcept
      |     ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:264:5: note:                 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
  264 |     size(const _Container& __cont) noexcept(noexcept(__cont.size()))
      |     ^~~~
0_0_39157129_15765.cpp:9:17: note:                 'int size [500005]'
    9 | int head[MAXN], size[MAXN], d[MAXN],
      |                 ^~~~
0_0_39157129_15765.cpp:42:20: error: reference to 'size' is ambiguous
   42 |         size[x] += size[to];
      |                    ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:274:5: note: candidates are: 'template<class _Tp, long long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
  274 |     size(const _Tp (&)[_Nm]) noexcept
      |     ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:264:5: note:                 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
  264 |     size(const _Container& __cont) noexcept(noexcept(__cont.size()))
      |     ^~~~
0_0_39157129_15765.cpp:9:17: note:                 'int size [500005]'
    9 | int head[MAXN], size[MAXN], d[MAXN],
      |                 ^~~~
0_0_39157129_15765.cpp:43:13: error: reference to 'size' is ambiguous
   43 |         if (size[to] > size[son[x]]) son[x] = to;
      |             ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:274:5: note: candidates are: 'template<class _Tp, long long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
  274 |     size(const _Tp (&)[_Nm]) noexcept
      |     ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:264:5: note:                 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
  264 |     size(const _Container& __cont) noexcept(noexcept(__cont.size()))
      |     ^~~~
0_0_39157129_15765.cpp:9:17: note:                 'int size [500005]'
    9 | int head[MAXN], size[MAXN], d[MAXN],
      |                 ^~~~
0_0_39157129_15765.cpp:43:24: error: reference to 'size' is ambiguous
   43 |         if (size[to] > size[son[x]]) son[x] = to;
      |                        ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:274:5: note: candidates are: 'template<class _Tp, long long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
  274 |     size(const _Tp (&)[_Nm]) noexcept
      |     ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:264:5: note:                 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
  264 |     size(const _Container& __cont) noexcept(noexcept(__cont.size()))
      |     ^~~~
0_0_39157129_15765.cpp:9:17: note:                 'int size [500005]'
    9 | int head[MAXN], size[MAXN], d[MAXN],
      |                 ^~~~


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