0_0_17356211_12626.cpp: In function 'void add(int, int)':
0_0_17356211_12626.cpp:18:15: error: reference to 'begin' is ambiguous
next1[e]=begin[x];
^
0_0_17356211_12626.cpp:14:7: note: candidates are: int begin [210]
int e,begin[maxn],m,n,next1[maxn],to[maxn];
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:42:0,
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_17356211_12626.cpp:8:
GCC4.9.2/x86_64-w64-mingw32/include/c++/initializer_list:89:5: note: template<class _Tp> constexpr const _Tp* std::begin(std::initializer_list<_Tp>)
begin(initializer_list<_Tp> __ils) noexcept
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:51:0,
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_17356211_12626.cpp:8:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:87:5: note: template<class _Tp, long long unsigned int _Nm> _Tp* std::begin(_Tp (&)[_Nm])
begin(_Tp (&__arr)[_Nm])
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:58:5: note: template<class _Container> decltype (__cont.begin()) std::begin(const _Container&)
begin(const _Container& __cont) -> decltype(__cont.begin())
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:48:5: note: template<class _Container> decltype (__cont.begin()) std::begin(_Container&)
begin(_Container& __cont) -> decltype(__cont.begin())
^
0_0_17356211_12626.cpp:19:6: error: reference to 'begin' is ambiguous
begin[x]=e;
^
0_0_17356211_12626.cpp:14:7: note: candidates are: int begin [210]
int e,begin[maxn],m,n,next1[maxn],to[maxn];
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:42:0,
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_17356211_12626.cpp:8:
GCC4.9.2/x86_64-w64-mingw32/include/c++/initializer_list:89:5: note: template<class _Tp> constexpr const _Tp* std::begin(std::initializer_list<_Tp>)
begin(initializer_list<_Tp> __ils) noexcept
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:51:0,
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_17356211_12626.cpp:8:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:87:5: note: template<class _Tp, long long unsigned int _Nm> _Tp* std::begin(_Tp (&)[_Nm])
begin(_Tp (&__arr)[_Nm])
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:58:5: note: template<class _Container> decltype (__cont.begin()) std::begin(const _Container&)
begin(const _Container& __cont) -> decltype(__cont.begin())
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:48:5: note: template<class _Container> decltype (__cont.begin()) std::begin(_Container&)
begin(_Container& __cont) -> decltype(__cont.begin())
^
0_0_17356211_12626.cpp: In function 'void dfs(int)':
0_0_17356211_12626.cpp:23:8: error: reference to 'begin' is ambiguous
for(i=begin[x];i;i=next1[i]){
^
0_0_17356211_12626.cpp:14:7: note: candidates are: int begin [210]
int e,begin[maxn],m,n,next1[maxn],to[maxn];
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:42:0,
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_17356211_12626.cpp:8:
GCC4.9.2/x86_64-w64-mingw32/include/c++/initializer_list:89:5: note: template<class _Tp> constexpr const _Tp* std::begin(std::initializer_list<_Tp>)
begin(initializer_list<_Tp> __ils) noexcept
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:51:0,
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_17356211_12626.cpp:8:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:87:5: note: template<class _Tp, long long unsigned int _Nm> _Tp* std::begin(_Tp (&)[_Nm])
begin(_Tp (&__arr)[_Nm])
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:58:5: note: template<class _Container> decltype (__cont.begin()) std::begin(const _Container&)
begin(const _Container& __cont) -> decltype(__cont.begin())
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:48:5: note: template<class _Container> decltype (__cont.begin()) std::begin(_Container&)
begin(_Container& __cont) -> decltype(__cont.begin())
^
0_0_17356211_12626.cpp: In function 'int main()':
0_0_17356211_12626.cpp:37:10: error: reference to 'begin' is ambiguous
memset(begin,0,sizeof(begin));
^
0_0_17356211_12626.cpp:14:7: note: candidates are: int begin [210]
int e,begin[maxn],m,n,next1[maxn],to[maxn];
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:42:0,
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_17356211_12626.cpp:8:
GCC4.9.2/x86_64-w64-mingw32/include/c++/initializer_list:89:5: note: template<class _Tp> constexpr const _Tp* std::begin(std::initializer_list<_Tp>)
begin(initializer_list<_Tp> __ils) noexcept
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:51:0,
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_17356211_12626.cpp:8:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:87:5: note: template<class _Tp, long long unsigned int _Nm> _Tp* std::begin(_Tp (&)[_Nm])
begin(_Tp (&__arr)[_Nm])
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:58:5: note: template<class _Container> decltype (__cont.begin()) std::begin(const _Contain
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