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2017年12月4日 #

Problem 5: Smallest multiple

摘要： 2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder. What is the smallest positive number that i 阅读全文

posted @ 2017-12-04 11:28 中年小Q 阅读(150) 评论(0) 推荐(0) 编辑

Problem 6: Sum square difference

摘要： The sum of the squares of the first ten natural numbers is, 12 + 22 + ... + 102 = 385 The square of the sum of the first ten natural numbers is, (1 + 阅读全文

posted @ 2017-12-04 11:28 中年小Q 阅读(154) 评论(0) 推荐(0) 编辑