Eroare de compilare: /usr/include/c++/6/ext/pb_ds/detail/pat_trie_/split_fn_imps.hpp: In member function 'void __gnu_pbds::detail::pat_trie_map<Key, Mapped, Node_And_It_Traits, _Alloc>::split_insert_branch(__gnu_pbds::detail::pat_trie_map<Key, Mapped, Node_And_It_Traits, _Alloc>::size_type, __gnu_pbds::detail::pat_trie_map<Key, Mapped, Node_And_It_Traits, _Alloc>::a_const_iterator, __gnu_pbds::detail::pat_trie_map<Key, Mapped, Node_And_It_Traits, _Alloc>::inode_iterator, __gnu_pbds::detail::pat_trie_map<Key, Mapped, Node_And_It_Traits, _Alloc>::size_type, __gnu_pbds::detail::pat_trie_map<Key, Mapped, Node_And_It_Traits, _Alloc>::branch_bag&)': main.cpp:10:40: error: qualified-id in declaration before '(' token #define start ios_base::sync_with_stdio(false), cin.tie(0) ^ main.cpp:10:52: error: expected initializer before '.' token #define start ios_base::sync_with_stdio(false), cin.tie(0) ^ /usr/include/c++/6/ext/pb_ds/detail/pat_trie_/split_fn_imps.hpp: In member function 'void __gnu_pbds::detail::pat_trie_set<Key, Mapped, Node_And_It_Traits, _Alloc>::split_insert_branch(__gnu_pbds::detail::pat_trie_set<Key, Mapped, Node_And_It_Traits, _Alloc>::size_type, __gnu_pbds::detail::pat_trie_set<Key, Mapped, Node_And_It_Traits, _Alloc>::a_const_iterator, __gnu_pbds::detail::pat_trie_set<Key, Mapped, Node_And_It_Traits, _Alloc>::inode_iterator, __gnu_pbds::detail::pat_trie_set<Key, Mapped, Node_And_It_Traits, _Alloc>::size_type, __gnu_pbds::detail::pat_trie_set<Key, Mapped, Node_And_It_Traits, _Alloc>::branch_bag&)': main.cpp:10:40: error: qualified-id in declaration before '(' token #define start ios_base::sync_with_stdio(false), cin.tie(0) ^ main.cpp:10:52: error: expected initializer before '.' token #define start ios_base::sync_with_stdio(false), cin.tie(0) ^ main.cpp: In function 'int main()': main.cpp:36:12: error: 'priority_queue' is not a member of '__gnu_pbds' vector<__gnu_pbds::priority_queue<int, less<int>, pairing_heap_tag> > q(n + 1); ^~~~~~~~~~ main.cpp:36:12: note: suggested alternatives: In file included from /usr/include/c++/6/queue:64:0, from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:86, from main.cpp:1: /usr/include/c++/6/bits/stl_queue.h:397:11: note: 'std::priority_queue' class priority_queue ^~~~~~~~~~~~~~ /usr/include/c++/6/bits/stl_queue.h:397:11: note: 'std::priority_queue' main.cpp:36:12: error: 'priority_queue' is not a member of '__gnu_pbds' vector<__gnu_pbds::priority_queue<int, less<int>, pairing_heap_tag> > q(n + 1); ^~~~~~~~~~ main.cpp:36:12: note: suggested alternatives: In file included from /usr/include/c++/6/queue:64:0, from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:86, from main.cpp:1: /usr/include/c++/6/bits/stl_queue.h:397:11: note: 'std::priority_queue' class priority_queue ^~~~~~~~~~~~~~ /usr/include/c++/6/bits/stl_queue.h:397:11: note: 'std::priority_queue' main.cpp:36:71: error: template argument 1 is invalid vector<__gnu_pbds::priority_queue<int, less<int>, pairing_heap_tag> > q(n + 1); ^ main.cpp:36:71: error: template argument 2 is invalid main.cpp:36:73: error: expected unqualified-id before '>' token vector<__gnu_pbds::priority_queue<int, less<int>, pairing_heap_tag> > q(n + 1); ^ main.cpp:44:13: error: 'q' was not declared in this scope q[x].push(y); ^ main.cpp:49:21: error: 'q' was not declared in this scope fout << q[x].top() << '\n'; ^ Non zero exit status: 1