2020年3月24日
1004 Counting Leaves
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 Specification: Each inp 阅读全文
posted @ 2020-03-24 19:07 Veritas_des_Liberty 阅读(181) 评论(0) 推荐(0)