摘要: Given a singly linked list L: L0?L1?…?Ln-1?Ln,reorder it to: L0?Ln?L1?Ln-1?L2?Ln-2?… You must do this in-place without altering the nodes' values. For 阅读全文
posted @ 2017-10-17 10:49 乐乐章 阅读(129) 评论(0) 推荐(0) 编辑