Problem	cuttingqueue
User	yc
Submission Time	2026-06-25 10:43:04
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

cuttingqueue.cpp: In function ‘int main()’:
cuttingqueue.cpp:58:62: error: no match for ‘operator[]’ (operand types are ‘std::vector<int>’ and ‘__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, int> >, std::pair<int, int> >::value_type’ {aka ‘std::pair<int, int>’})
58 | if (n2[n3[j].first]==n3[j].second) n2[n3[j]].second++;
| ^
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 cuttingqueue.cpp:1:
/usr/include/c++/9/bits/stl_vector.h:1040:7: note: candidate: ‘std::vector<_Tp, _Alloc>::reference std::vector<_Tp, _Alloc>::operator[](std