2018年8月9日
摘要: A robot on an infinite grid starts at point (0, 0) and faces north. The robot can receive one of three possible types of commands: -2: turn left 90 de 阅读全文
posted @ 2018-08-09 14:48 啊哈咧 阅读(130) 评论(0) 推荐(0) 编辑