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View Compilation Error

0_0_22111596_6767.cpp: In function 'void find(int, int, int)':
0_0_22111596_6767.cpp:28:4: error: reference to 'prev' is ambiguous
    prev[i] = prevY;
    ^
0_0_22111596_6767.cpp:14:31: note: candidates are: int prev [310]
 int match[NMAX], slack[NMAX], prev[NMAX], last, cur;
                               ^
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++/algorithm:61,
                 from 0_0_22111596_6767.cpp:4:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator_base_funcs.h:193:5: note:                 template<class _BidirectionalIterator> _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)
     prev(_BidirectionalIterator __x, typename
     ^
0_0_22111596_6767.cpp: In function 'int KM(int)':
0_0_22111596_6767.cpp:74:22: error: reference to 'prev' is ambiguous
   for(j = last;j;j = prev[j])
                      ^
0_0_22111596_6767.cpp:14:31: note: candidates are: int prev [310]
 int match[NMAX], slack[NMAX], prev[NMAX], last, cur;
                               ^
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++/algorithm:61,
                 from 0_0_22111596_6767.cpp:4:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator_base_funcs.h:193:5: note:                 template<class _BidirectionalIterator> _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)
     prev(_BidirectionalIterator __x, typename
     ^
0_0_22111596_6767.cpp:75:21: error: reference to 'prev' is ambiguous
    match[j] = match[prev[j]];
                     ^
0_0_22111596_6767.cpp:14:31: note: candidates are: int prev [310]
 int match[NMAX], slack[NMAX], prev[NMAX], last, cur;
                               ^
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++/algorithm:61,
                 from 0_0_22111596_6767.cpp:4:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_iterator_base_funcs.h:193:5: note:                 template<class _BidirectionalIterator> _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)
     prev(_BidirectionalIterator __x, typename
     ^


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