《Programming Abstractions in C》学习第65天,p202-p234总结。

一、技术总结

完成第五章学习,第五章介绍递归在实际问题中的进一步应用,例如汉诺塔问题,数学中的排列问题,更有难度。使用递归解决问题时有时候需要借助wrapper function。

二、英语总结

1. scrabble是什么意思?

答:*sker-("to cut")。vi. to use your fingers to quickly find sth that you cannot see(翻找)。

2. tile是什么意思?

答:*(s)teg- "to cover",a thin, usually square piece of baked clay, used covering roofs(瓦片)。p206, Thus, if you want to write a Scrabble program, it would be useful to have a facility for generating all possible arrangements of a particular set of tiles。在这句话中,tile指拼字游戏中的一张盘。

3. anagram是什么意思?

答:ana-("back, backwords,向后") + gramma("letter, 字母") ,c. transposition of letters in a word so as to form another; a word so form。

1. 编程

(1)Eric S.Roberts,《Programming Abstractions in C》:https://book.douban.com/subject/2003414

2. 英语

(1)Etymology Dictionary:https://www.etymonline.com

(2) Cambridage Dictionary:https://dictionary.cambridge.org

Programming Abstractions in C阅读笔记:p202-p234_sed

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