Problem	ccs
User	wilson9304
Submission Time	2025-07-05 01:06:37
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

ccs.cpp: In function ‘int main()’:
ccs.cpp:18:52: error: no match for ‘operator!=’ (operand types are ‘const int’ and ‘std::multiset<int>::iterator’ {aka ‘std::_Rb_tree_const_iterator<int>’})
18 | else if ((*sleeping.lower_bound(start) != sleeping.end()) && (*sleeping.lower_bound(start) <= end)) {
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^~ ~~~~~~~~~~~~~~
| | |
| const int std::multiset<int>::iterator {aka std::_Rb_tree_const_iterator<int>}
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from ccs.cpp:1:
/usr/include/c++/9/bits/regex.h:1037:5: note: candidate: ‘template<class _BiIter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const std: