Problem	optimalsubseq
User	Tyx2019
Submission Time	2023-04-19 12:39:04
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

optimalsubseq.cpp: In function ‘bool works(long long int)’:
optimalsubseq.cpp:8:25: error: no match for ‘operator-’ (operand types are ‘std::set<long long int>::iterator’ {aka ‘std::_Rb_tree_const_iterator<long long int>’} and ‘std::set<long long int>::iterator’ {aka ‘std::_Rb_tree_const_iterator<long long int>’})
8 | auto k=S.upper_bound(x)-S.begin();
| ~~~~~~~~~~~~~~~~^~~~~~~~~~
| | |
| | _Rb_tree_const_iterator<[...]>
| _Rb_tree_const_iterator<[...]>
In file included from /usr/include/c++/9/bits/stl_algobase.h:67,
from /usr/include/c++/9/bits/specfun.h:45,
from /usr/include/c++/9/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
from optimalsubseq.cpp:1:
/usr/include/c++/9/bits/stl_iterator.h:415:5: note: can