Solution -「ARC 112E」Cigar Box
date: '2023-10-14'title: 'Solution -「ARC 112E」Cigar Box'Desc.Link.给定目标排列 $Q = (p_1, \dots, p_n)$ ...
In mathematics you don't understand things, you just get used to them.
In mathematics you don't understand things, you just get used to them.