摘要: 时间限制(普通/Java):1000MS/10000MS 内存限制:65536KByte 描述 A subsequence of a given sequence is the given sequence with some elements (possible none) left out. G 阅读全文
posted @ 2019-12-03 20:11 Cherlie 阅读(223) 评论(0) 推荐(0) 编辑