Problem	floors
User	PlayVoltz
Submission Time	2023-09-01 21:56:02
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

floors.cpp: In function ‘int main()’:
floors.cpp:23:14: error: no match for ‘operator-’ (operand types are ‘std::_Rb_tree_const_iterator<int>’ and ‘int’)
23 | cout<<*(it-1)<<"\n";
| ~~^~
| | |
| | int
| std::_Rb_tree_const_iterator<int>
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 floors.cpp:1:
/usr/include/c++/9/bits/stl_iterator.h:415:5: note: candidate: ‘template<class _IteratorL, class _IteratorR> constexpr decltype ((__y.base() - __x.base())) std::operator-(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)’
415 | operator-(const reverse_iterator<_IteratorL>