2017年11月2日
1044. Shopping in Mars (25)
摘要： Shopping in Mars is quite a different experience. The Mars people pay by chained diamonds. Each diamond has a value (in Mars dollars M$). When making 阅读全文
posted @ 2017-11-02 12:09 gaoren 阅读(212) 评论(0) 推荐(0) 编辑