摘要: 总时间限制: 1000ms 内存限制: 65536kB 描述 Consider a regular triangular area, divide it into four equal triangles of half height and remove the one in the middle 阅读全文
posted @ 2019-05-25 01:35 郭怡柔 阅读(429) 评论(0) 推荐(0) 编辑