摘要：
Shovels and Swords Shuffle Palindromic Paths Two Divisors Two Arrays A、Shovels and Swords 题意： 两个木棍一个钻石做一把钻石铲，一个木棍两个钻石做一把钻石剑，现在有$a$个木棍，$b$各位钻石，求最多能做多少钻 阅读全文
摘要：
Johnny and Ancient Computer Johnny and His Hobbies Johnny and Another Rating Drop Johnny and Contribution Johnny and Grandmaster A、Johnny and Ancient 阅读全文