摘要: 题目链接 Problem Description There is an apple tree in front of Taotao's house. When autumn comes, n apples on the tree ripen, and Taotao will go to pick 阅读全文
posted @ 2018-08-16 19:55 会打表的toby 阅读(363) 评论(0) 推荐(1) 编辑