摘要: Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 4990 Accepted Submission(s): 2509 题意:以1为根,建立一棵树,每 阅读全文
posted @ 2016-02-15 12:39 zhaop 阅读(726) 评论(0) 推荐(0) 编辑