2017年10月12日
1004. Counting Leaves (30)
摘要： A family hierarchy is usually presented by a pedigree tree. Your job is to count those family members who have no child. Input Each input file contain 阅读全文
posted @ 2017-10-12 09:47 gaoren 阅读(128) 评论(0) 推荐(0) 编辑