In file included from /usr/include/c++/7/bits/hashtable.h:35:0,
from /usr/include/c++/7/unordered_map:47,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:117,
from Main.cc:1:
/usr/include/c++/7/bits/hashtable_policy.h: In instantiation of ‘struct std::__detail::__is_noexcept_hash, std::hash > >’:
/usr/include/c++/7/type_traits:143:12: required from ‘struct std::__and_ > >, std::__detail::__is_noexcept_hash, std::hash > > >’
/usr/include/c++/7/type_traits:154:31: required from ‘struct std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
/usr/include/c++/7/bits/unordered_map.h:103:66: required from ‘class std::unordered_map, long long int>’
Main.cc:8:34: required from here
/usr/include/c++/7/bits/hashtable_policy.h:87:34: error: no match for call to ‘(const std::hash >) (const std::pair&)’
noexcept(declval()(declval()))>
~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/7/bits/move.h:54:0,
from /usr/include/c++/7/bits/nested_exception.h:40,
from /usr/include/c++/7/exception:143,
from /usr/include/c++/7/ios:39,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from Main.cc:1:
/usr/include/c++/7/type_traits: In instantiation of ‘struct std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’:
/usr/include/c++/7/bits/unordered_map.h:103:66: required from ‘class std::unordered_map, long long int>’
Main.cc:8:34: required from here
/usr/include/c++/7/type_traits:154:31: error: ‘value’ is not a member of ‘std::__and_ > >, std::__detail::__is_noexcept_hash, std::hash > > >’
: public __bool_constant
^~~~~~~~~~~~~~~~
In file included from /usr/include/c++/7/unordered_map:48:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:117,
from Main.cc:1:
/usr/include/c++/7/bits/unordered_map.h: In instantiation of ‘class std::unordered_map, long long int>’:
Main.cc:8:34: required from here
/usr/include/c++/7/bits/unordered_map.h:103:66: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef __umap_hashtable<_Key, _Tp, _Hash, _Pred, _Alloc> _Hashtable;
^~~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:110:45: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::key_type key_type;
^~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:111:47: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::value_type value_type;
^~~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:112:48: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::mapped_type mapped_type;
^~~~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:113:43: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::hasher hasher;
^~~~~~
/usr/include/c++/7/bits/unordered_map.h:114:46: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::key_equal key_equal;
^~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:115:51: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::allocator_type allocator_type;
^~~~~~~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:120:45: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::pointer pointer;
^~~~~~~
/usr/include/c++/7/bits/unordered_map.h:121:50: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::const_pointer const_pointer;
^~~~~~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:122:47: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::reference reference;
^~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:123:52: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::const_reference const_reference;
^~~~~~~~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:124:46: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::iterator iterator;
^~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:125:51: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::const_iterator const_iterator;
^~~~~~~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:126:51: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::local_iterator local_iterator;
^~~~~~~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:127:57: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::const_local_iterator const_local_iterator;
^~~~~~~~~~~~~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:128:47: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::size_type size_type;
^~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:129:52: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
typedef typename _Hashtable::difference_type difference_type;
^~~~~~~~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:288:7: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
operator=(initializer_list __l)
^~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:386:2: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
emplace(_Args&&... __args)
^~~~~~~
/usr/include/c++/7/bits/unordered_map.h:578:7: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
insert(const value_type& __x)
^~~~~~
/usr/include/c++/7/bits/unordered_map.h:584:7: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
insert(value_type&& __x)
^~~~~~
/usr/include/c++/7/bits/unordered_map.h:590:2: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
insert(_Pair&& __x)
^~~~~~
/usr/include/c++/7/bits/unordered_map.h:628:2: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
insert(const_iterator __hint, _Pair&& __x)
^~~~~~
/usr/include/c++/7/bits/unordered_map.h:654:7: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
insert(initializer_list __l)
^~~~~~
/usr/include/c++/7/bits/unordered_map.h:950:7: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
equal_range(const key_type& __x)
^~~~~~~~~~~
/usr/include/c++/7/bits/unordered_map.h:954:7: error: ‘value’ is not a member of ‘std::__not_ > >, std::__detail::__is_noexcept_hash, std::hash > > > >’
equal_range(const key_type& __x) const
^~~~~~~~~~~
Main.cc: In function ‘long long int dfs(long long int, long long int)’:
Main.cc:12:18: error: no match for ‘operator[]’ (operand types are ‘std::unordered_map, long long int>’ and ‘’)
return sp[{dq,lst}]=1;
^
Main.cc:17:12: error: ‘class std::unordered_map, long long int>’ has no member named ‘count’
if (sp.count({dq,lst})>0){
^~~~~
Main.cc:18:18: error: no match for ‘operator[]’ (operand types are ‘std::unordered_map, long long int>’ and ‘’)
return sp[{dq,lst}];
^
Main.cc:20:17: error: no match for ‘operator[]’ (operand types are ‘std::unordered_map, long long int>’ and ‘’)
auto& ans=sp[{dq,lst}];
^