0_0_24343306_17149.cpp: In function 'void init()':
0_0_24343306_17149.cpp:13:3: error: reference to 'hash' is ambiguous
hash[i]=i;
^
0_0_24343306_17149.cpp:7:11: note: candidates are: int hash [100005]
int fa[N],hash[N],n,m;
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_24343306_17149.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_24343306_17149.cpp: In function 'int main()':
0_0_24343306_17149.cpp:44:10: error: reference to 'hash' is ambiguous
join(hash[a],hash[b]);
^
0_0_24343306_17149.cpp:7:11: note: candidates are: int hash [100005]
int fa[N],hash[N],n,m;
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_24343306_17149.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_24343306_17149.cpp:44:18: error: reference to 'hash' is ambiguous
join(hash[a],hash[b]);
^
0_0_24343306_17149.cpp:7:11: note: candidates are: int hash [100005]
int fa[N],hash[N],n,m;
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_24343306_17149.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_24343306_17149.cpp:49:5: error: reference to 'hash' is ambiguous
hash[a]=num++;//把要删除的点连接到虚点
^
0_0_24343306_17149.cpp:7:11: note: candidates are: int hash [100005]
int fa[N],hash[N],n,m;
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_24343306_17149.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_24343306_17149.cpp:50:8: error: reference to 'hash' is ambiguous
fa[hash[a]]=hash[a];
^
0_0_24343306_17149.cpp:7:11: note: candidates are: int hash [100005]
int fa[N],hash[N],n,m;
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_24343306_17149.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_24343306_17149.cpp:50:17: error: reference to 'hash' is ambiguous
fa[hash[a]]=hash[a];
^
0_0_24343306_17149.cpp:7:11: note: candidates are: int hash [100005]
int fa[N],hash[N],n,m;
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_24343306_17149.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_24343306_17149.cpp:57:18: error: reference to 'hash' is ambiguous
s.insert(find(hash[i]));//为什么fa[hash[i]]是错的呢?因为路经压缩并不一定有用
^
0_0_24343306_17149.cpp:7:11: note: candidates are: int hash [100005]
int fa[N],hash[N],n,m;
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:3068:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_24343306_17149.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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