Problem	doll_noi
User	PlayVoltz
Submission Time	2023-09-22 11:40:40
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

doll_noi.cpp: In function ‘int main()’:
doll_noi.cpp:22:30: error: no matching function for call to ‘std::set<std::pair<int, int> >::upper_bound(int&)’
22 | auto high = s.upper_bound(a);
| ^
In file included from /usr/include/c++/9/set:61,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:87,
from doll_noi.cpp:1:
/usr/include/c++/9/bits/stl_set.h:859:7: note: candidate: ‘std::set<_Key, _Compare, _Alloc>::iterator std::set<_Key, _Compare, _Alloc>::upper_bound(const key_type&) [with _Key = std::pair<int, int>; _Compare = std::less<std::pair<int, int> >; _Alloc = std::allocator<std::pair<int, int> >; std::set<_Key, _Compare, _Alloc>::iterator = std::_Rb_tree_const_iterator<std::pair<int, int> >; std::set<_Key, _Compare, _Alloc>::key_type = std::pair<int, int>]’
859 | upper_bound(const key_type& __