安装cocoapods,记录两个问题! 1.镜像已经替换成了 http://ruby.taobao.org/, 还是不能不能安装cocoapods, 报错:Unable to download data from http://ruby.taobao.org/ - bad response Not Found 404 (http://ruby.taobao.org/latest_specs.4.8.gz) 如图: 原来是ruby.taobao.org已经停止基于 HTTP 协议的镜像服务, 启用…

Racing Gems   You are playing a racing game.  Your character starts at the x axis (y = 0) and proceeds up the      race track, which has a boundary at the line x = 0 and another at x = w.  You  may start the race       at any horizontal position you…

题目链接: http://acm.hust.edu.cn/vjudge/problem/356795 Racing Gems Time Limit: 3000MS 问题描述 You are playing a racing game. Your character starts at the x axis (y = 0) and proceeds up the race track, which has a boundary at the line x = 0 and another at x…

Fans and Gems Input: Standard Input Output: Standard Output Tomy's fond of a game called 'Fans and Gems' (also known as Gravnic). In the game, he can use fans to collect gems, but he's satisfied with his play only if all the gems are collected with m…

作者:jostree 转载请注明出处 http://www.cnblogs.com/jostree/p/4102743.html 题目链接:hdu 4778 Gems Fight! 博弈+状态dp+搜索 不难发现,无论Alice和Bob以何种方式投掷包裹,他们得到的Magic Stones个数的和$Sum$是一定的,因此只需要计算Alice可以获得的最大的Magic Stones的个数MAXA,则Bob获得的个数为Sum-MAXA,而两者的最大的差为MAXA-(sum-MAXA)为答案.那么如何…

gem sources -l gem sources --add https://gems.ruby-china.org/ --remove https://rubygems.org/ 更新缓存 gem sources -u…

题目链接 Problem Description Now there are n gems, each of which has its own value. Alice and Bob play a game with these n gems.They place the gems in a row and decide to take turns to take gems from left to right. Alice goes first and takes 1 or 2 gems…

Gems Fight! Time Limit: 20000/10000 MS (Java/Others)    Memory Limit: 327680/327680 K (Java/Others)Total Submission(s): 1069    Accepted Submission(s): 456 Problem Description Alice and Bob are playing "Gems Fight!": There are Gems of G differen…

执行换源操作 gem source -a https://gems.ruby-china.org/ 时报错: Error fetching https://gems.ruby-china.org/: bad response Not Found 404 (https://gems.ruby-china.org/specs.4.8.gz) 原因是服务域名更换了,打开报错地址:https://gems.ruby-china.org/,会有如下图提示,将org后缀改为com即可 解决办法: 将后缀.o…

Problem   Educational Codeforces Round 60 (Rated for Div. 2) - D. Magic Gems Time Limit: 3000 mSec Problem Description Input The input contains a single line consisting of 2 integers N and M (1≤N≤10^18, 2≤M≤100). Output Print one integer, the total n…