2018年9月4日
PAT 1045 Favorite Color Stripe
摘要： Eva is trying to make her own color stripe out of a given one. She would like to keep only her favorite colors in her favorite order by cutting off th 阅读全文
posted @ 2018-09-04 19:29 赖兴宇 阅读(277) 评论(0) 推荐(0) 编辑
PAT 1107 Social Clusters
摘要： When register on a social network, you are always asked to specify your hobbies in order to find some potential friends with the same hobbies. A socia 阅读全文
posted @ 2018-09-04 17:03 赖兴宇 阅读(449) 评论(0) 推荐(0) 编辑
PAT 1103 Integer Factorization
摘要： The K−P factorization of a positive integer N is to write N as the sum of the P-th power of K positive integers. You are supposed to write a program t 阅读全文
posted @ 2018-09-04 15:55 赖兴宇 阅读(147) 评论(0) 推荐(0) 编辑
2018年9月3日
PAT 1129 Recommendation System
摘要： Recommendation system predicts the preference that a user would give to an item. Now you are asked to program a very simple recommendation system that 阅读全文
posted @ 2018-09-03 22:38 赖兴宇 阅读(172) 评论(0) 推荐(0) 编辑
PAT 1078 Hashing
摘要： The task of this problem is simple: insert a sequence of distinct positive integers into a hash table, and output the positions of the input numbers. 阅读全文
posted @ 2018-09-03 22:33 赖兴宇 阅读(204) 评论(0) 推荐(0) 编辑
PAT 1033 To Fill or Not to Fill
摘要： With highways available, driving a car from Hangzhou to any other city is easy. But since the tank capacity of a car is limited, we have to find gas s 阅读全文
posted @ 2018-09-03 20:15 赖兴宇 阅读(198) 评论(0) 推荐(0) 编辑
PAT 1007 Maximum Subsequence Sum
摘要： Given a sequence of K integers { N​1​​, N​2​​, ..., N​K​​ }. A continuous subsequence is defined to be { N​i​​, N​i+1​​, ..., N​j​​ } where 1. The Max 阅读全文
posted @ 2018-09-03 15:31 赖兴宇 阅读(223) 评论(0) 推荐(0) 编辑
2018年9月2日
PAT 1105 Spiral Matrix
摘要： This time your job is to fill a sequence of N positive integers into a spiral matrix in non-increasing order. A spiral matrix is filled in from the fi 阅读全文
posted @ 2018-09-02 18:12 赖兴宇 阅读(247) 评论(0) 推荐(0) 编辑
PAT 1067 Sort with Swap(0, i)
摘要： Given any permutation of the numbers {0, 1, 2,..., N−1}, it is easy to sort them in increasing order. But what if Swap(0, *)is the ONLY operation that 阅读全文
posted @ 2018-09-02 18:06 赖兴宇 阅读(158) 评论(0) 推荐(0) 编辑
PAT 1057 Stack
摘要： Stack is one of the most fundamental data structures, which is based on the principle of Last In First Out (LIFO). The basic operations include Push ( 阅读全文
posted @ 2018-09-02 18:02 赖兴宇 阅读(136) 评论(0) 推荐(0) 编辑
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