随笔分类 -  PAT(Advanced Level)

【PAT】1043 Is It a Binary Search Tree(25 分)
摘要:A Binary Search Tree (BST) is recursively defined as a binary tree which has the following properties: The left subtree of a node contains only nodes 阅读全文
posted @ 2018-08-26 19:21 Pink.Pig 阅读(253) 评论(0) 推荐(0)
【PAT】1053 Path of Equal Weight(30 分)
摘要:Given a non-empty tree with root R, and with weight W​i​​ assigned to each tree node T​i​​. The weight of a path from R to L is defined to be the sum 阅读全文
posted @ 2018-08-26 16:36 Pink.Pig 阅读(232) 评论(0) 推荐(0)
【PAT】1020 Tree Traversals (25)(25 分)
摘要:Suppose that all the keys in a binary tree are distinct positive integers. Given the postorder and inorder traversal sequences, you are supposed to ou 阅读全文
posted @ 2018-08-24 21:18 Pink.Pig 阅读(153) 评论(0) 推荐(0)
【PAT】1091 Acute Stroke(30 分)
摘要:One important factor to identify acute stroke (急性脑卒中) is the volume of the stroke core. Given the results of image analysis in which the core regions 阅读全文
posted @ 2018-08-24 17:34 Pink.Pig 阅读(973) 评论(0) 推荐(0)
【PAT】1103 Integer Factorization(30 分)
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 @ 2018-08-24 15:40 Pink.Pig 阅读(203) 评论(0) 推荐(0)
【PAT】1051 Pop Sequence (25)(25 分)
摘要:Given a stack which can keep M numbers at most. Push N numbers in the order of 1, 2, 3, ..., N and pop randomly. You are supposed to tell if a given s 阅读全文
posted @ 2018-08-23 18:39 Pink.Pig 阅读(447) 评论(0) 推荐(0)
【PAT】1052 Linked List Sorting (25)(25 分)
摘要:A linked list consists of a series of structures, which are not necessarily adjacent in memory. We assume that each structure contains an integer key 阅读全文
posted @ 2018-08-23 17:45 Pink.Pig 阅读(140) 评论(0) 推荐(0)
【PAT】1060 Are They Equal (25)(25 分)
摘要:If a machine can save only 3 significant digits, the float numbers 12300 and 12358.9 are considered equal since they are both saved as 0.123*10^5^ wit 阅读全文
posted @ 2018-08-22 17:47 Pink.Pig 阅读(185) 评论(0) 推荐(0)
【PAT】1032 Sharing (25)(25 分)
摘要:To store English words, one method is to use linked lists and store a word letter by letter. To save some space, we may let the words share the same s 阅读全文
posted @ 2018-08-22 17:38 Pink.Pig 阅读(225) 评论(0) 推荐(0)
【PAT】1002. A+B for Polynomials (25)
摘要:1002. A+B for Polynomials (25) This time, you are supposed to find A+B where A and B are two polynomials. Input Each input file contains one test case 阅读全文
posted @ 2018-04-28 17:09 Pink.Pig 阅读(283) 评论(0) 推荐(0)
【PAT】1001. A+B Format (20)
摘要:1001. A+B Format (20) Calculate a + b and output the sum in standard format -- that is, the digits must be separated into groups of three by commas (u 阅读全文
posted @ 2018-04-27 10:07 Pink.Pig 阅读(186) 评论(0) 推荐(0)