Problem	ring2
User	gelastropod
Submission Time	2026-02-22 20:16:53
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

ring2.cpp: In function ‘void join(long long int, long long int, long long int)’:
ring2.cpp:41:3: error: ‘aux’ was not declared in this scope
41 | aux[a]++;
| ^~~
ring2.cpp:42:34: error: no matching function for call to ‘std::vector<std::pair<long long int, long long int> >::push_back(<brace-enclosed initializer list>)’
42 | upds.push_back({ a, { -1, -1} });
| ^
In file included from /usr/include/c++/9/vector:67,
from /usr/include/c++/9/functional:62,
from /usr/include/c++/9/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/9/algorithm:71,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:65,
from ring2.cpp:2:
/usr/include/c++/9/bits/stl_vector.h:1184:7: note: candidate: ‘void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = std::pair<long long int, long lo