Problem 007——Score

摘要： 1585 - ScoreTime limit: 3.000 secondsThere is an objective test result such as ``OOXXOXXOOO". An `O' means a correct answer of a problem and an `X' me... 阅读全文
posted @ 2014-11-06 21:44 Chay Jhon 阅读(177) 评论(0) 推荐(0)

Problem 006——Circular Sequence

摘要： Some DNA sequences exist in circular forms as in the following figure, which shows a circular sequence ``CGAGTCAGCT", that is, the last symbol ``T" in... 阅读全文
posted @ 2014-11-06 10:25 Chay Jhon 阅读(195) 评论(0) 推荐(0)

Problem 005——Digit Generator

摘要： 1583 - Digit GeneratorFor a positive integer N , the digit-sum of N is defined as the sum of N itself and its digits. When M is the digitsum of N , we... 阅读全文
posted @ 2014-10-30 20:43 Chay Jhon 阅读(404) 评论(0) 推荐(0)

Problem 004——Master-Mind Hints

摘要： Master-Mind HintsMasterMind is a game for two players. One of them, Designer, selects a secret code. The other, Breaker, tries to break it. A code is ... 阅读全文
posted @ 2014-10-30 13:08 Chay Jhon 阅读(131) 评论(0) 推荐(0)

Problem 003——palindromes

摘要： Problem ThreepalindromesA regular palindrome is a string of numbers or letters that is the same forward as backward. For example, the string "ABCDEDCB... 阅读全文
posted @ 2014-10-30 06:50 Chay Jhon 阅读(396) 评论(0) 推荐(0)

Problem 002——WERTYU

摘要： Problem 002: WERTYUA common typing error is to place the hands on the keyboard one row to the right of the correct position. So "Q" is typed as "W" an... 阅读全文
posted @ 2014-10-30 06:48 Chay Jhon 阅读(145) 评论(0) 推荐(1)

Problem 001——Tex Quotes

摘要： Problem 001TeXQuotesTeX is a typesetting language developed by Donald Knuth. Ittakes source text together with a few typesetting instructions andprodu... 阅读全文
posted @ 2014-10-30 06:46 Chay Jhon 阅读(200) 评论(0) 推荐(0)