Problem	prisoners
User	SB
Submission Time	2024-10-08 18:25:22
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

swapper.cpp: In function ‘void swapper(int, int*)’:
swapper.cpp:5:2: error: ‘set’ was not declared in this scope
5 | set<int> S;
| ^~~
swapper.cpp:5:2: note: suggested alternatives:
In file included from /usr/include/c++/9/set:61,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:87,
from swapper.cpp:2:
/usr/include/c++/9/bits/stl_set.h:94:11: note: ‘std::set’
94 | class set
| ^~~
In file included from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:87,
from swapper.cpp:2:
/usr/include/c++/9/set:82:13: note: ‘std::pmr::set’
82 | using set = std::set<_Key, _Cmp, polymorphic_allocator<_Key>>;
| ^~~
swapper.cpp:5:6: error: expected primary-expression before ‘int’
5 | set<int> S;
| ^~~
swapper.cpp:7:3: error: ‘S’ was not declared in this scope
7 | S.insert(i);