2020年2月10日
PTA 1004 Counting Leaves
摘要： 题目描述： A family hierarchy is usually presented by a pedigree tree. Your job is to count those family members who have no child. Input Specification: Ea 阅读全文
posted @ 2020-02-10 22:43 灰瞳六分仪 阅读(219) 评论(0) 推荐(0)