摘要： DescriptionA ring is composed of n (even number) circles as shown in diagram. Put natural numbersinto each circle separately, and the sum of numbers i... 阅读全文

摘要： 题目：Given a sequence of integers S = {S1, S2, . . . , Sn}, you should determine what is the value of themaximum positive product involving consecutive ... 阅读全文

摘要： 题目：DescriptionWrite a program that finds and displays all pairs of 5-digit numbers that between them use the digits0through9once each, such that the f... 阅读全文