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View Compilation Error

0_0_35053483_3850.cpp: In function 'int main()':
0_0_35053483_3850.cpp:31:35: error: 'memset' was not declared in this scope
             memset(cn,0,sizeof(cn));
                                   ^
0_0_35053483_3850.cpp:35:23: error: reference to 'next' is ambiguous
             pre=cn[0];next=cn[1];
                       ^
0_0_35053483_3850.cpp:7:23: note: candidates are: bool* next
 bool cn[2][Max],*pre,*next,*t;
                       ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:66:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/memory:62,
                 from 0_0_35053483_3850.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator_base_funcs.h:184:5: note:                 template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type)
     next(_ForwardIterator __x, typename
     ^
0_0_35053483_3850.cpp:45:33: error: reference to 'next' is ambiguous
                                 next[j+n*i]=true;
                                 ^
0_0_35053483_3850.cpp:7:23: note: candidates are: bool* next
 bool cn[2][Max],*pre,*next,*t;
                       ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:66:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/memory:62,
                 from 0_0_35053483_3850.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator_base_funcs.h:184:5: note:                 template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type)
     next(_ForwardIterator __x, typename
     ^
0_0_35053483_3850.cpp:47:17: error: reference to 'next' is ambiguous
      memcpy(pre,next,Max);
                 ^
0_0_35053483_3850.cpp:7:23: note: candidates are: bool* next
 bool cn[2][Max],*pre,*next,*t;
                       ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:66:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/memory:62,
                 from 0_0_35053483_3850.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator_base_funcs.h:184:5: note:                 template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type)
     next(_ForwardIterator __x, typename
     ^
0_0_35053483_3850.cpp:59:13: error: expected '}' at end of input
     return 0;
             ^


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