Problem	foreveralone
User	zixuan
Submission Time	2023-08-06 20:45:00
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

foreveralone.cpp: In function ‘int main()’:
foreveralone.cpp:31:9: error: no match for ‘operator-’ (operand types are ‘int’ and ‘__gnu_cxx::__normal_iterator<int*, std::vector<int> >’)
31 | cout<<n-unique(v.begin(),v.end());
| ~^~~~~~~~~~~~~~~~~~~~~~~~~~
| | |
| int __gnu_cxx::__normal_iterator<int*, std::vector<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 foreveralone.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&g