Problem	snowcow
User	eulerleonhardfan
Submission Time	2024-01-15 18:21:59
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

snowcow.cpp: In function ‘int32_t main()’:
snowcow.cpp:106:23: error: ‘x’ was not declared in this scope
106 | ss[C].insert({end1[x], preorder[X]});
| ^
snowcow.cpp:106:39: error: no matching function for call to ‘std::set<std::pair<long long int, long long int> >::insert(<brace-enclosed initializer list>)’
106 | ss[C].insert({end1[x], preorder[X]});
| ^
In file included from /usr/include/c++/9/set:61,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:87,
from snowcow.cpp:11:
/usr/include/c++/9/bits/stl_set.h:509:7: note: candidate: ‘std::pair<typename std::_Rb_tree<_Key, _Key, std::_Identity<_Tp>, _Compare, typename __gnu_cxx::__alloc_traits<_Alloc>::rebind<_Key>::other>::const_iterator, bool> std::set<_Key, _Compare, _Alloc>::insert(const value_type&) [with _Key = std::pair<long