simply scheme 第十一章 练习
摘要：
11.1(define (downup4 wd) (se wd (bl wd) (bl (bl wd)) (first wd) (bl (bl wd)) (bl wd) wd))11.2(defi... 阅读全文
posted @ 2010-07-11 20:37 草头菜 阅读(132) 评论(0) 推荐(0) 编辑
simply scheme 第九章 练习
摘要：
9.1(1) #(2) 34(3) (yan etim ta lal)(4) #: expects 1 argument, given 2: 10 159.2(define second (lambda (stuff)(first(bf stuff))))(... 阅读全文
posted @ 2010-07-11 12:12 草头菜 阅读(114) 评论(0) 推荐(0) 编辑
