0_0_38621837_30480.cpp: In function 'int main()':
0_0_38621837_30480.cpp:13:3: error: reference to 'hash' is ambiguous
hash[h+a*i*i+b*j*j]++;
^~~~
In file included from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/string_view:43,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/basic_string.h:48,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/string:52,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/locale_classes.h:40,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/ios_base.h:41,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/ios:42,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/istream:38,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/sstream:38,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/complex:45,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/ccomplex:39,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/x86_64-w64-mingw32/bits/stdc++.h:52,
from 0_0_38621837_30480.cpp:1:
gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/functional_hash.h:58:12: note: candidates are: 'template<class _Tp> struct std::hash'
struct hash;
^~~~
0_0_38621837_30480.cpp:5:5: note: 'int hash [200000000]'
int hash[2*h];
^~~~
0_0_38621837_30480.cpp:16:8: error: reference to 'hash' is ambiguous
cnt+=hash[h-c*i*i-d*j*j];
^~~~
In file included from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/string_view:43,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/basic_string.h:48,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/string:52,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/locale_classes.h:40,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/ios_base.h:41,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/ios:42,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/istream:38,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/sstream:38,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/complex:45,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/ccomplex:39,
from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/x86_64-w64-mingw32/bits/stdc++.h:52,
from 0_0_38621837_30480.cpp:1:
gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/functional_hash.h:58:12: note: candidates are: 'template<class _Tp> struct std::hash'
struct hash;
^~~~
0_0_38621837_30480.cpp:5:5: note: 'int hash [200000000]'
int hash[2*h];
^~~~
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