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View Compilation Error

0_0_18033672_14524.cpp: In function 'int search(int, int, int)':
0_0_18033672_14524.cpp:56:8: error: reference to 'hash' is ambiguous
   if ( hash[m] >= x ) r = m ;
        ^
0_0_18033672_14524.cpp:33:5: note: candidates are: int hash [100005]
 int hash[MAXN] , Len ;
     ^
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 0_0_18033672_14524.cpp:2:
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_18033672_14524.cpp: In function 'void solve()':
0_0_18033672_14524.cpp:110:3: error: reference to 'hash' is ambiguous
   hash[i] = p[i].z ;
   ^
0_0_18033672_14524.cpp:33:5: note: candidates are: int hash [100005]
 int hash[MAXN] , Len ;
     ^
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 0_0_18033672_14524.cpp:2:
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_18033672_14524.cpp:113:17: error: reference to 'hash' is ambiguous
  Len = unique ( hash , n ) ;
                 ^
0_0_18033672_14524.cpp:33:5: note: candidates are: int hash [100005]
 int hash[MAXN] , Len ;
     ^
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 0_0_18033672_14524.cpp:2:
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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