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View Compilation Error

0_0_39831891_7049.cpp: In function 'int find(int)':
0_0_39831891_7049.cpp:22:21: error: no matching function for call to 'find(Node&)'
   22 |     node[x].pre=find(node[x]);
      |                 ~~~~^~~~~~~~~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/locale_facets.h:48,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/basic_ios.h:37,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/ios:46,
                 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_39831891_7049.cpp:3:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/streambuf_iterator.h:435:5: note: candidate: 'template<class _CharT2> typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, std::istreambuf_iterator<_CharT> >::__type std::find(istreambuf_iterator<_CharT>, istreambuf_iterator<_CharT>, const _CharT2&)'
  435 |     find(istreambuf_iterator<_CharT> __first,
      |     ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/streambuf_iterator.h:435:5: note:   template argument deduction/substitution failed:
0_0_39831891_7049.cpp:22:21: note:   'Node' is not derived from 'std::istreambuf_iterator<_CharT>'
   22 |     node[x].pre=find(node[x]);
      |                 ~~~~^~~~~~~~~
0_0_39831891_7049.cpp:18:5: note: candidate: 'int find(int)'
   18 | int find(int x)
      |     ^~~~
0_0_39831891_7049.cpp:18:14: note:   no known conversion for argument 1 from 'Node' to 'int'
   18 | int find(int x)
      |          ~~~~^


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