/in/foo.cc: In function 'void search()':
/in/foo.cc:22:2: error: reference to 'hash' is ambiguous
hash[0]=1;
^~~~
/in/foo.cc:3:13: note: candidates are: bool hash [1024]
bool st[11],hash[1024];
^~~~
In file included from /usr/include/c++/6/bits/basic_string.h:5643:0,
from /usr/include/c++/6/string:52,
from /usr/include/c++/6/bits/locale_classes.h:40,
from /usr/include/c++/6/bits/ios_base.h:41,
from /usr/include/c++/6/ios:42,
from /usr/include/c++/6/ostream:38,
from /usr/include/c++/6/iostream:39,
from /in/foo.cc:1:
/usr/include/c++/6/bits/functional_hash.h:58:12: note: template<class _Tp> struct std::hash
struct hash;
^~~~
/in/foo.cc:36:8: error: reference to 'hash' is ambiguous
if(!hash[x])
^~~~
/in/foo.cc:3:13: note: candidates are: bool hash [1024]
bool st[11],hash[1024];
^~~~
In file included from /usr/include/c++/6/bits/basic_string.h:5643:0,
from /usr/include/c++/6/string:52,
from /usr/include/c++/6/bits/locale_classes.h:40,
from /usr/include/c++/6/bits/ios_base.h:41,
from /usr/include/c++/6/ios:42,
from /usr/include/c++/6/ostream:38,
from /usr/include/c++/6/iostream:39,
from /in/foo.cc:1:
/usr/include/c++/6/bits/functional_hash.h:58:12: note: template<class _Tp> struct std::hash
struct hash;
^~~~
/in/foo.cc:38:5: error: reference to 'hash' is ambiguous
hash[x]=1;
^~~~
/in/foo.cc:3:13: note: candidates are: bool hash [1024]
bool st[11],hash[1024];
^~~~
In file included from /usr/include/c++/6/bits/basic_string.h:5643:0,
from /usr/include/c++/6/string:52,
from /usr/include/c++/6/bits/locale_classes.h:40,
from /usr/include/c++/6/bits/ios_base.h:41,
from /usr/include/c++/6/ios:42,
from /usr/include/c++/6/ostream:38,
from /usr/include/c++/6/iostream:39,
from /in/foo.cc:1:
/usr/include/c++/6/bits/functional_hash.h:58:12: note: template<class _Tp> struct std::hash
struct hash;
^~~~
/in/foo.cc:44:7: error: reference to 'hash' is ambiguous
if(hash[finish])
^~~~
/in/foo.cc:3:13: note: candidates are: bool hash [1024]
bool st[11],hash[1024];
^~~~
In file included from /usr/include/c++/6/bits/basic_string.h:5643:0,
from /usr/include/c++/6/string:52,
from /usr/include/c++/6/bits/locale_classes.h:40,
from /usr/include/c++/6/bits/ios_base.h:41,
from /usr/include/c++/6/ios:42,
from /usr/include/c++/6/ostream:38,
from /usr/include/c++/6/iostream:39,
from /in/foo.cc:1:
/usr/include/c++/6/bits/functional_hash.h:58:12: note: template<class _Tp> struct std::hash
struct hash;
^~~~