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View Compilation Error

0_0_21144561_7534.cpp: In function 'int find(int)':
0_0_21144561_7534.cpp:24:23: error: 'x' was not declared in this scope
     if(p[n]==n)return x;
                       ^
0_0_21144561_7534.cpp:25:16: error: 'x' was not declared in this scope
  else return p[x]=find(p[x]); 
                ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/char_traits.h:39:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
                 from 0_0_21144561_7534.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h: In instantiation of 'typename __gnu_cxx::__enable_if<std::__is_scalar<_Tp>::__value, void>::__type std::__fill_a(_ForwardIterator, _ForwardIterator, const _Tp&) [with _ForwardIterator = inin*; _Tp = int; typename __gnu_cxx::__enable_if<std::__is_scalar<_Tp>::__value, void>::__type = void]':
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:740:14:   required from 'void std::fill(_ForwardIterator, _ForwardIterator, const _Tp&) [with _ForwardIterator = inin*; _Tp = int]'
0_0_21144561_7534.cpp:55:28:   required from here
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:704:11: error: no match for 'operator=' (operand types are 'inin' and 'const int')
  *__first = __tmp;
           ^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:704:11: note: candidates are:
0_0_21144561_7534.cpp:6:8: note: inin& inin::operator=(const inin&)
 struct inin  
        ^
0_0_21144561_7534.cpp:6:8: note:   no known conversion for argument 1 from 'const int' to 'const inin&'
0_0_21144561_7534.cpp:6:8: note: inin& inin::operator=(inin&&)
0_0_21144561_7534.cpp:6:8: note:   no known conversion for argument 1 from 'const int' to 'inin&&'


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