摘要: 1.6 死循环1.7 1 #lang racket 2 (define (square x) (* x x)) 3 (define (sqrt-iter guess x) 4 (if (good-enough? guess x) 5 guess 6 (sqrt-iter... 阅读全文
posted @ 2015-11-28 10:02 李琼羽 阅读(215) 评论(0) 推荐(0) 编辑