ABC357总结 AtCoder Beginner Contest 357 A - Sanitize Hands 翻译 有一瓶消毒剂,正好可以消毒 \(M\) 双手。 \(N\) 名外星人陆续前来消毒双手。 \(i\) 个外星人( \(1 \leq i \leq N\) )有 \(H_i\) 只手,
SystemTap Beginners Guide Next Chapter 5. Useful SystemTap Scripts 5.1. Network5.1.1. Network Profiling5.1.2. Tracing Functions Called in Network Soc
SystemTap Beginners Guide Next 5.2. Disk The following sections showcase scripts that monitor disk and I/O activity. 5.2.1. Summarizing Disk Read/Wr
Next 5.3. Profiling The following sections showcase scripts that profile kernel activity by monitoring function calls. 5.3.1. Counting Function Call
前言 发现线段树根本不会写,所以想要完成洛谷官方题单来稍微提升一下... 持续更新ing [ ] P3870 [TJOI2009] 开关 明确了写线段树要思考的几个点 1.如何update,即如何合并子节点的信息,这里就是直接将子节点的灯的数量相加即可 2.如何modify,即如何根据tag修改该节