2018年7月14日
bfs
摘要： 题目链接：https://vjudge.net/contest/237052#problem/J The magical world looks like a 2-D R*C grid. Initially there are many civilizations, each civilizatio 阅读全文
posted @ 2018-07-14 16:37 执||念 阅读(177) 评论(0) 推荐(0)
排列组合或容斥原理
摘要： 题目链接：https://vjudge.net/contest/237052#problem/H Here we go! Let's define the diversity of a list of numbers to be the difference between the largest 阅读全文
posted @ 2018-07-14 13:17 执||念 阅读(909) 评论(0) 推荐(0)