2018-2019 ACM-ICPC 徐州区域赛 部分题解
题目链接:2018-2019 ACM-ICPC, Asia Xuzhou Regional Contest A. Rikka with Minimum Spanning Trees 题意: 给出 ...
题目链接:2018-2019 ACM-ICPC, Asia Xuzhou Regional Contest A. Rikka with Minimum Spanning Trees 题意: 给出 ...