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View Compilation Error

0_0_30826754_13164.cpp: In function 'int dfs()':
0_0_30826754_13164.cpp:31:5: error: reference to 'hash' is ambiguous
     hash[cur.status]=1;
     ^
0_0_30826754_13164.cpp:14:5: note: candidates are: int hash [1001000]
 int hash[1001000];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_bvector.h:1181:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:65,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:61,
                 from 0_0_30826754_13164.cpp:4:
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_30826754_13164.cpp:44:13: error: reference to 'hash' is ambiguous
         if (hash[next.status]==0) { hash[next.status]=1; next.step=cur.step+1; q.push(next); if (next.status==aim) return next.step;}
             ^
0_0_30826754_13164.cpp:14:5: note: candidates are: int hash [1001000]
 int hash[1001000];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_bvector.h:1181:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:65,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:61,
                 from 0_0_30826754_13164.cpp:4:
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_30826754_13164.cpp:44:37: error: reference to 'hash' is ambiguous
         if (hash[next.status]==0) { hash[next.status]=1; next.step=cur.step+1; q.push(next); if (next.status==aim) return next.step;}
                                     ^
0_0_30826754_13164.cpp:14:5: note: candidates are: int hash [1001000]
 int hash[1001000];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_bvector.h:1181:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:65,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:61,
                 from 0_0_30826754_13164.cpp:4:
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_30826754_13164.cpp:50:13: error: reference to 'hash' is ambiguous
         if (hash[next.status]==0) { hash[next.status]=1; next.step=cur.step+1; q.push(next);if (next.status==aim) return next.step;}
             ^
0_0_30826754_13164.cpp:14:5: note: candidates are: int hash [1001000]
 int hash[1001000];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_bvector.h:1181:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:65,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:61,
                 from 0_0_30826754_13164.cpp:4:
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_30826754_13164.cpp:50:37: error: reference to 'hash' is ambiguous
         if (hash[next.status]==0) { hash[next.status]=1; next.step=cur.step+1; q.push(next);if (next.status==aim) return next.step;}
                                     ^
0_0_30826754_13164.cpp:14:5: note: candidates are: int hash [1001000]
 int hash[1001000];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_bvector.h:1181:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:65,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:61,
                 from 0_0_30826754_13164.cpp:4:
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_30826754_13164.cpp:56:13: error: reference to 'hash' is ambiguous
         if (hash[next.status]==0) { hash[next.status]=1; next.step=cur.step+1; q.push(next);if (next.status==aim) return next.step;}
             ^
0_0_30826754_13164.cpp:14:5: note: candidates are: int hash [1001000]
 int hash[1001000];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_bvector.h:1181:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:65,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:61,
                 from 0_0_30826754_13164.cpp:4:
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_30826754_13164.cpp:56:37: error: reference to 'hash' is ambiguous
         if (hash[next.status]==0) { hash[next.status]=1; next.step=cur.step+1; q.push(next);if (next.status==aim) return next.step;}
                                     ^
0_0_30826754_13164.cpp:14:5: note: candidates are: int hash [1001000]
 int hash[1001000];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_bvector.h:1181:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:65,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:61,
                 from 0_0_30826754_13164.cpp:4:
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_30826754_13164.cpp:62:13: error: reference to 'hash' is ambiguous
         if (hash[next.status]==0) { hash[next.status]=1; next.step=cur.step+1; q.push(next);if (next.status==aim) return next.step;}
             ^
0_0_30826754_13164.cpp:14:5: note: candidates are: int hash [1001000]
 int hash[1001000];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_bvector.h:1181:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:65,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:61,
                 from 0_0_30826754_13164.cpp:4:
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_30826754_13164.cpp:62:37: error: reference to 'hash' is ambiguous
         if (hash[next.status]==0) { hash[next.status]=1; next.step=cur.step+1; q.push(next);if (next.status==aim) return next.step;}
                                     ^
0_0_30826754_13164.cpp:14:5: note: candidates are: int hash [1001000]
 int hash[1001000];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_bvector.h:1181:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:65,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:61,
                 from 0_0_30826754_13164.cpp:4:
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_30826754_13164.cpp: In function 'int main()':
0_0_30826754_13164.cpp:82:16: error: reference to 'hash' is ambiguous
         memset(hash,0,sizeof(hash));
                ^
0_0_30826754_13164.cpp:14:5: note: candidates are: int hash [1001000]
 int hash[1001000];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_bvector.h:1181:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:65,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:61,
                 from 0_0_30826754_13164.cpp:4:
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_30826754_13164.cpp:82:30: error: reference to 'hash' is ambiguous
         memset(hash,0,sizeof(hash));
                              ^
0_0_30826754_13164.cpp:14:5: note: candidates are: int hash [1001000]
 int hash[1001000];
     ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_bvector.h:1181:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:65,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:61,
                 from 0_0_30826754_13164.cpp:4:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/functional_hash.h:58:12: note:                 template<class _Tp> struct std::hash
     struct hash;
            ^


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