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View Compilation Error

0_0_38789975_18156.cpp: In function 'int main()':
0_0_38789975_18156.cpp:21:24: error: reference to 'hash' is ambiguous
   21 |                 memset(hash,0,sizeof(hash));
      |                        ^~~~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/string_view:42,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/basic_string.h:47,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/string:54,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/locale_classes.h:40,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/ios_base.h:41,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/ios:44,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/ostream:40,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/iostream:41,
                 from 0_0_38789975_18156.cpp:1:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/functional_hash.h:59:12: note: candidates are: 'template<class _Tp> struct std::hash'
   59 |     struct hash;
      |            ^~~~
0_0_38789975_18156.cpp:6:5: note:                 'int hash [2000003]'
    6 | int hash[2000003];
      |     ^~~~
0_0_38789975_18156.cpp:21:38: error: reference to 'hash' is ambiguous
   21 |                 memset(hash,0,sizeof(hash));
      |                                      ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/functional_hash.h:59:12: note: candidates are: 'template<class _Tp> struct std::hash'
   59 |     struct hash;
      |            ^~~~
0_0_38789975_18156.cpp:6:5: note:                 'int hash [2000003]'
    6 | int hash[2000003];
      |     ^~~~
0_0_38789975_18156.cpp:26:33: error: reference to 'hash' is ambiguous
   26 |                                 hash[1000000+a*f[i]+b*f[j]]++;
      |                                 ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/functional_hash.h:59:12: note: candidates are: 'template<class _Tp> struct std::hash'
   59 |     struct hash;
      |            ^~~~
0_0_38789975_18156.cpp:6:5: note:                 'int hash [2000003]'
    6 | int hash[2000003];
      |     ^~~~
0_0_38789975_18156.cpp:34:40: error: reference to 'hash' is ambiguous
   34 |                                 count+=hash[1000000-(c*f[i]+d*f[j])];
      |                                        ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/functional_hash.h:59:12: note: candidates are: 'template<class _Tp> struct std::hash'
   59 |     struct hash;
      |            ^~~~
0_0_38789975_18156.cpp:6:5: note:                 'int hash [2000003]'
    6 | int hash[2000003];
      |     ^~~~


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