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2021年8月17日

PAT (Advanced Level) Practice 1138 Postorder Traversal (25 分) 凌宸1642

摘要： PAT (Advanced Level) Practice 1138 Postorder Traversal (25 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

posted @ 2021-08-17 00:25 凌宸1642 阅读(37) 评论(0) 推荐(0)

PAT (Advanced Level) Practice 1137 Final Grading (25 分) 凌宸1642

摘要： PAT (Advanced Level) Practice 1137 Final Grading (25 分) 凌宸1642 题目描述： For a student taking the online course "Data Structures" on China University MOOC 阅读全文

posted @ 2021-08-17 00:23 凌宸1642 阅读(69) 评论(0) 推荐(0)

PAT (Advanced Level) Practice 1136 A Delayed Palindrome (20 分) 凌宸1642

摘要： PAT (Advanced Level) Practice 1136 A Delayed Palindrome (20 分) 凌宸1642 题目描述： Consider a positive integer N written in standard notation with k+1 digits 阅读全文

posted @ 2021-08-17 00:22 凌宸1642 阅读(53) 评论(0) 推荐(0)

PAT (Advanced Level) Practice 1132 Cut Integer (20 分) 凌宸1642

摘要： PAT (Advanced Level) Practice 1132 Cut Integer (20 分) 凌宸1642 题目描述： Cutting an integer means to cut a K digits lone integer Z into two integers of (K/2 阅读全文

posted @ 2021-08-17 00:21 凌宸1642 阅读(38) 评论(0) 推荐(0)

2021年8月16日

PAT (Advanced Level) Practice 1130 Infix Expression (25 分) 凌宸1642

摘要： PAT (Advanced Level) Practice 1130 Infix Expression (25 分) 凌宸1642 题目描述： Given a syntax tree (binary), you are supposed to output the corresponding inf 阅读全文

posted @ 2021-08-16 13:46 凌宸1642 阅读(52) 评论(0) 推荐(0)

PAT (Advanced Level) Practice 1129 Recommendation System (25 分) 凌宸1642

摘要： PAT (Advanced Level) Practice 1129 Recommendation System (25 分) 凌宸1642 题目描述： Recommendation system predicts the preference that a user would give to a 阅读全文

posted @ 2021-08-16 13:45 凌宸1642 阅读(48) 评论(0) 推荐(0)

PAT (Advanced Level) Practice 1128 N Queens Puzzle (20 分) 凌宸1642

摘要： PAT (Advanced Level) Practice 1128 N Queens Puzzle (20 分) 凌宸1642 题目描述： The "eight queens puzzle" is the problem of placing eight chess queens on an 8× 阅读全文

posted @ 2021-08-16 13:43 凌宸1642 阅读(51) 评论(0) 推荐(0)

2021年8月15日

PAT (Advanced Level) Practice 1127 ZigZagging on a Tree (30 分) 凌宸1642

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

posted @ 2021-08-15 14:00 凌宸1642 阅读(48) 评论(0) 推荐(0)

PAT (Advanced Level) Practice 1125 Chain the Ropes (25 分) 凌宸1642

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

posted @ 2021-08-15 13:59 凌宸1642 阅读(43) 评论(0) 推荐(0)

PAT (Advanced Level) Practice 1124 Raffle for Weibo Followers (20 分) 凌宸1642

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

posted @ 2021-08-15 13:58 凌宸1642 阅读(48) 评论(0) 推荐(0)

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