Look-and-say sequence is a sequence of integers as the following: D, D1, D111, D113, D11231, D112213111, ... where D is in [0, 9] except 1. The (n+1)st number is a kind of description of the nth number. For example, the 2nd number means that there is…

1035 Password (20 分)   To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zero)…

To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zero) from O (o in uppercase)…

1008 Elevator (20)(20 分) The highest building in our city has only one elevator. A request list is made up with N positive numbers. The numbers denote at which floors the elevator will stop, in specified order. It costs 6 seconds to move the elevator…

1077 Kuchiguse (20 分)   The Japanese language is notorious for its sentence ending particles. Personal preference of such particles can be considered as a reflection of the speaker's personality. Such a preference is called "Kuchiguse" and is of…

1061 Dating (20 分)   Sherlock Holmes received a note with some strange strings: Let's date! 3485djDkxh4hhGE 2984akDfkkkkggEdsb s&hgsfdk d&Hyscvnm. It took him only a minute to figure out that those strange strings are actually referring to the cod…

题目翻译: 1008.电梯 在我们的城市里,最高的建筑物里只有一部电梯.有一份由N个正数组成的请求列表.这些数表示电梯将会以规定的顺序在哪些楼层停下.电梯升高一层需要6秒,下降一层需要4秒.每次停下电梯将花费5秒. 给你一个请求列表,你需要计算出完成列表里的请求总共花费的时间.一开始电梯在0层.当请求全部完成时,电梯不需要回到底层. 输入说明: 每个输入文件包含一个测试实例.每个实例包含一个正整数N,后面跟着N个数字.所有输入的数字小于100. 输出说明: 对于每个测试实例,在一行中输出总时间.…

Sherlock Holmes received a note with some strange strings: Let's date! 3485djDkxh4hhGE 2984akDfkkkkggEdsb s&hgsfdk d&Hyscvnm. It took him only a minute to figure out that those strange strings are actually referring to the coded time Thursday 14:0…

Given a non-negative integer N, your task is to compute the sum of all the digits of N, and output every digit of the sum in English. Input Specification: Each input file contains one test case. Each case occupies one line which contains an N (≤10 ​1…

The Japanese language is notorious for its sentence ending particles. Personal preference of such particles can be considered as a reflection of the speaker's personality. Such a preference is called "Kuchiguse" and is often exaggerated artistic…