摘要: 题目链接:http://codeforces.com/problemset/problem/9/D In one very old text file there was written Great Wisdom. This Wisdom was so Great that nobody could 阅读全文
posted @ 2020-02-18 20:17 执||念 阅读(279) 评论(0) 推荐(0)
摘要: 题目链接:https://www.luogu.com.cn/problem/P1352 题目描述 某大学有N个职员,编号为1~N。他们之间有从属关系,也就是说他们的关系就像一棵以校长为根的树,父结点就是子结点的直接上司。现在有个周年庆宴会,宴会每邀请来一个职员都会增加一定的快乐指数Ri,但是呢,如果 阅读全文
posted @ 2020-02-18 19:11 执||念 阅读(177) 评论(0) 推荐(0)
摘要: 在连接字符串末尾加入以下代码: ?true&characterEncoding=utf-8&useSSL=false 阅读全文
posted @ 2020-02-18 16:06 执||念 阅读(724) 评论(0) 推荐(0)