title: 匹配计数 categories: ICPC tags: null abbrlink: 6a9b25b9 date: 2024-05-22 00:00:00 匹配计数 https://yijan.co/domino/#题目描述 https://www.cnblogs.com/tzcwk/p/tutte.html https://qoj.ac/contest/1794/problem/9310
