CF815D Karen and Cards 固定一维c,然后(a,b)看成坐标,矩形区域求交 1.Segment tree Beats! 2.改成不合法的区域就是求并,c反向枚举,区域只增不减且完全包含之前的 单调栈预处理找到轮廓线,然后两个指针维护顶头位置即可 #include<bits/stdc++.h> #define reg register int #define il inline #define int long long #define numb (ch^'0') using…
习惯性的贴几个参考链接: W3School-HTML 5 应用程序缓存 官方 MDN window.applicationCache 接口文档 官方 MDN 用法示例 看所有的教程不如直接看最原始的官方教程,下面的内容是对官方教程(官方 MDN 用法示例)中自己觉得有价值的部分的文档的翻译: Entries in a cache manifest file The cache manifest file is a simple text file that lists the resources…
Description Karen just got home from the supermarket, and is getting ready to go to sleep. After taking a shower and changing into her pajamas, she looked at her shelf and saw an album. Curious, she opened it and saw a trading card collection. She re…