UFOs Time limit: 2.0 secondMemory limit: 64 MB Vasya is a ufologist and his duties include observing Unidentified Flying Objects (UFOs) in the part of space bounded by a cube N × N × N. The cube is divided into cubic sectors 1 × 1 × 1. During the obs…
Your Ride Is Here It is a well-known fact that behind every good comet is a UFO. These UFOs often come to collect loyal supporters from here on Earth. Unfortunately, they only have room to pick up one group of followers on each trip. They do, however…
使用CM离线安装CDH-5.4.3,如下: cdh5.4.3安装 配置/etc/hosts vim /etc/hosts 192.168.10.1 s1 192.168.10.2 s2 192.168.10.3 s3 192.168.10.4 s4 192.168.10.5 s5 192.168.10.6 s6 关闭防火墙 service iptables stop chkconfig iptables off service iptables status 关闭selinux vim /etc…
https://www.ted.com/talks/stephen_hawking_asks_big_questions_about_the_universe/transcript00:13There is nothing bigger or older than the universe. The questions I would like to talk about are: one, where did we come from? How did the universe come in…
描述 http://train.usaco.org/usacoprob2?a=y0SKxY0Kc2q&S=ride 给出两个由大写字母组成,长度不大于$6$的字符串. 将字符串中的各字母的字典序数相乘,最后对$47$取模,比较两个字符串的结果是否相同. Your Ride Is Here It is a well-known fact that behind every good comet is a UFO. These UFOs often come to collect loyal sup…
题目描述 It is a well-known fact that behind every good comet is a UFO. These UFOs often come to collect loyal supporters from here on Earth. Unfortunately, they only have room to pick up one group of followers on each trip. They do, however, let the gro…
