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View Compilation Error

0_0_14492541_23615.cpp: In function 'void init()':
0_0_14492541_23615.cpp:38:9: error: reference to 'hash' is ambiguous
         hash[i] = 0;
         ^
0_0_14492541_23615.cpp:18:5: note: candidates are: int hash [1024]
 int hash[1<<10];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bitset:47,
                 from 0_0_14492541_23615.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^
0_0_14492541_23615.cpp:40:25: error: reference to 'hash' is ambiguous
             if(i&(1<<j))hash[i]++;
                         ^
0_0_14492541_23615.cpp:18:5: note: candidates are: int hash [1024]
 int hash[1<<10];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bitset:47,
                 from 0_0_14492541_23615.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^
0_0_14492541_23615.cpp:44:13: error: reference to 'next' is ambiguous
             next[i][j] = go(i,j);
             ^
0_0_14492541_23615.cpp:19:5: note: candidates are: int next [1024][10]
 int next[1<<10][10];
     ^
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++/bits/char_traits.h:39,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bitset:47,
                 from 0_0_14492541_23615.cpp:3:
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_14492541_23615.cpp: In function 'll dfs(int, int, int, bool, bool)':
0_0_14492541_23615.cpp:51:24: error: reference to 'hash' is ambiguous
     if(pos == 0)return hash[mask] == K;
                        ^
0_0_14492541_23615.cpp:18:5: note: candidates are: int hash [1024]
 int hash[1<<10];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bitset:47,
                 from 0_0_14492541_23615.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^
0_0_14492541_23615.cpp:58:32: error: reference to 'next' is ambiguous
             ans += dfs(pos-1,d,next[mask][d],0,flag || d < u);
                                ^
0_0_14492541_23615.cpp:19:5: note: candidates are: int next [1024][10]
 int next[1<<10][10];
     ^
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++/bits/char_traits.h:39,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:40,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/bitset:47,
                 from 0_0_14492541_23615.cpp:3:
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
     ^


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