11 2021 档案
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
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摘要：The magic shop in Mars is offering some magic coupons. Each coupon has an integer N printed on it, meaning that when you use this coupon with a produc
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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 tha
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摘要：Given three integers A, B and C in [-263, 263], you are supposed to tell whether A+B > C. Input Specification: The first line of the input gives the p
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摘要：Given two sets of integers, the similarity of the sets is defined to be Nc/Nt*100%, where Nc is the number of distinct common numbers shared by the tw
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摘要：About 900 years ago, a Chinese philosopher Sima Guang wrote a history book in which he talked about people’s talent and virtue. According to his theor
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摘要：Sherlock Holmes received a note with some strange strings: “Let’s date! 3485djDkxh4hhGE 2984akDfkkkkggEdsb s&hgsfdk d&Hyscvnm”. It took him only a min
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摘要：Scientific notation is the way that scientists easily handle very large numbers or very small numbers. The notation matches the regular expression [+-
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摘要：The Japanese language is notorious for its sentence ending particles. Personal preference of such particles can be considered as a reflection of the s
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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*105 with
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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 (
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摘要：Mooncake is a Chinese bakery product traditionally eaten during the Mid-Autumn Festival. Many types of fillings and crusts can be found in traditional
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摘要：Given any positive integer N, you are supposed to find all of its prime factors, and write them in the format N = p1k1 * p2k2 *…*pm^km. Input Specific
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摘要：If you are a fan of Harry Potter, you would know the world of magic has its own currency system — as Hagrid explained it to Harry, “Seventeen silver S
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摘要：The task is simple: given any positive integer N, you are supposed to count the total number of 1's in the decimal form of the integers from 1 to N. F
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摘要：Forbes magazine publishes every year its list of billionaires based on the annual ranking of the world's wealthiest people. Now you are supposed to si
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摘要：Behind the scenes in the computer’s memory, color is always talked about as a series of 24 bits of information for each pixel. In an image, the color
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摘要：Given two strings S1 and S2, S = S1 - S2 is defined to be the remaining string after taking all the characters in S2 from S1. Your task is simply to c
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摘要：Eva loves to collect coins from all over the universe, including some other planets like Mars. One day she visited a universal shopping mall which cou
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摘要：The task is really simple: given N exits on a highway which forms a simple cycle, you are supposed to tell the shortest distance between any pair of e
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摘要：Shopping in Mars is quite a different experience. The Mars people pay by chained diamonds. Each diamond has a value (in Mars dollars M$). When making
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摘要：Shuffling is a procedure used to randomize a deck of playing cards. Because standard shuffling techniques are seen as weak, and in order to avoid “ins
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摘要：Being unique is so important to people on Mars that even their lottery is designed in a unique way. The rule of winning is simple: one bets on a numbe
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摘要：A family hierarchy is usually presented by a pedigree tree. Your job is to count those family members who have no child. Input Each input file contain
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摘要：下载版本 建议onenote2016版，可以装好用的插件~ onenote有两个版本： uwp（Universal Windows Platform，即Windows通用应用平台） 2016版本 两者页面区别： 整体页面外观（UWP版） 整体页面外观（2016版） 另外，2016版本的功能更多，20
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摘要：This time you are asked to tell the difference between the lowest grade of all the male students and the highest grade of all the female students. Inp
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摘要：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
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摘要：Given any string of N (>=5) characters, you are asked to form the characters into the shape of U. For example, “helloworld” can be printed as: h ! e d
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摘要：Given a non-empty tree with root R, and with weight Wi assigned to each tree node Ti. The weight of a path from R to L is defined to be the sum of the
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摘要：Description Suppose that all the keys in a binary tree are distinct positive integers. Given the postorder and inorder traversal sequences, you are su
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摘要：Excel can sort records according to any column. Now you are supposed to imitate this function. Input Each input file contains one test case. For each
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摘要：People in Mars represent the colors in their computers in a similar way as the Earth people. That is, a color is represented by a 6-digit number, wher
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摘要：Programming Ability Test (PAT) is organized by the College of Computer Science and Technology of Zhejiang University. Each test is supposed to run sim
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摘要：A number that will be the same when it is written forwards or backwards is known as a Palindromic Number. For example, 1234321 is a palindromic number
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摘要：A Digital Library contains millions of books, stored according to their titles, authors, key words of their abstracts, publishers, and published years
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摘要：Notice that the number 123456789 is a 9-digit number consisting exactly the numbers from 1 to 9, with no duplication. Double it we will obtain 2469135
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摘要：A number that will be the same when it is written forwards or backwards is known as a Palindromic Number. For example, 1234321 is a palindromic number
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摘要：Suppose a bank has K windows open for service. There is a yellow line in front of the windows which devides the waiting area into two parts. All the c
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摘要：A reversible prime in any number system is a prime whose "reverse" in that number system is also a prime. For example in the decimal system 73 is a re
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摘要：To evaluate the performance of our first year CS majored students, we consider their grades of three courses only: C - C Programming Language, M - Mat
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摘要：With the 2010 FIFA World Cup running, football fans the world over were becoming increasingly excited as the best players from the best teams doing ba
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摘要：This time, you are supposed to find A*B where A and B are two polynomials. Input Specification: Each input file contains one test case. Each case occu
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摘要：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 elev
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摘要：At the beginning of every day, the first person who signs in the computer room will unlock the door, and the last one who signs out will lock the door
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摘要：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 Specificat
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摘要：Description This time, you are supposed to find A+B where A and B are two polynomials. Input Each input file contains one test case. Each case occupie
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摘要：Description Calculate a + b and output the sum in standard format — that is, the digits must be separated into groups of three by commas (unless there
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摘要：Description Given a singly linked list L with integer keys, you are supposed to remove the nodes with duplicated absolute values of the keys. That is,
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摘要：Description A linked list consists of a series of structures, which are not necessarily adjacent in memory. We assume that each structure contains an
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摘要：2021-11-02 11:16:27 星期二 Description To store English words, one method is to use linked lists and store a word letter by letter. To save some space, w
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摘要：Description Given a constant K and a singly linked list L, you are supposed to reverse the links of every K elements on L. For example, given L being
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摘要：1056 Description Mice and Rice is the name of a programming contest in which each programmer must write a piece of code to control the movements of a
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摘要：1051 题目大意： 有个容量限制为m的栈，分别把1，2，3，...，n入栈,给出一个系列出栈顺序，问这些出栈顺序是否可能～ 柳神分析： 按照要求进行模拟。先把输入的序列接收进数组v。然后按顺序1~n把数字进栈，每进入一个数字，判断有没有超过最大范围，超过了就break。如果没超过，设current
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