From 020c1e77489b772f854bb3288b9c8d2818a6bf9d Mon Sep 17 00:00:00 2001 From: EuAndreh Date: Fri, 18 Apr 2025 02:17:12 -0300 Subject: git mv src/content/* src/content/en/ --- src/content/pastebins/2021/09/02/sicp-3-19.adoc | 33 ------------------------- 1 file changed, 33 deletions(-) delete mode 100644 src/content/pastebins/2021/09/02/sicp-3-19.adoc (limited to 'src/content/pastebins/2021/09/02') diff --git a/src/content/pastebins/2021/09/02/sicp-3-19.adoc b/src/content/pastebins/2021/09/02/sicp-3-19.adoc deleted file mode 100644 index 166170f..0000000 --- a/src/content/pastebins/2021/09/02/sicp-3-19.adoc +++ /dev/null @@ -1,33 +0,0 @@ -= SICP exercise 3.19 -:categories: lisp programming-languages - -[source,scheme] ----- -(define (cycle? l) - (define (rec l x) - (cond - ((null? x) false) - ((eq? l x) true) - (true (rec l (cdr x))))) - (rec l (cdr l))) ----- - -Sample interactive session: - -[source,scheme] ----- -scheme@(guile-user)> (define true #t) -scheme@(guile-user)> (define false #f) -scheme@(guile-user)> -(define (cycle? l) - (define (rec l x) - (cond - ((null? x) false) - ((eq? l x) true) - (true (rec l (cdr x))))) - (rec l (cdr l))) -scheme@(guile-user)> (cycle? '(1 2 3)) -$9 = #f -scheme@(guile-user)> (cycle? (make-cycle '(1 2 3))) -$10 = #t ----- -- cgit v1.3