摘要:
PAT (Advanced Level) Practice 1127 ZigZagging on a Tree (30 分) 凌宸1642 题目描述: Suppose that all the keys in a binary tree are distinct positive integers. 阅读全文
摘要:
PAT (Advanced Level) Practice 1125 Chain the Ropes (25 分) 凌宸1642 题目描述: Given some segments of rope, you are supposed to chain them into one rope. Each 阅读全文
摘要:
PAT (Advanced Level) Practice 1124 Raffle for Weibo Followers (20 分) 凌宸1642 题目描述: John got a full mark on PAT. He was so happy that he decided to hold 阅读全文