From 8777ff071f7bb37631baa7b6717ad29961e50911 Mon Sep 17 00:00:00 2001 From: "H.J" Date: Wed, 9 Oct 2024 11:36:55 -0400 Subject: sorting by language --- racket/leetcode/lc-717-1bit-and-2bit.rkt | 12 ++++++++++++ 1 file changed, 12 insertions(+) create mode 100644 racket/leetcode/lc-717-1bit-and-2bit.rkt (limited to 'racket/leetcode/lc-717-1bit-and-2bit.rkt') diff --git a/racket/leetcode/lc-717-1bit-and-2bit.rkt b/racket/leetcode/lc-717-1bit-and-2bit.rkt new file mode 100644 index 0000000..d9988ec --- /dev/null +++ b/racket/leetcode/lc-717-1bit-and-2bit.rkt @@ -0,0 +1,12 @@ +#lang racket + +(define/contract (is-one-bit-character bits) + (-> (listof exact-integer?) boolean?) + (define/match (check-next-character x . xs) + [(0 '()) #true] + [(1 (list _ ..2)) (apply check-next-character (cdr xs))] + [(0 (list _ ..1)) (apply check-next-character xs)] + [(_ _) #false]) + (apply check-next-character bits)) + +(is-one-bit-character (list 1 1 0 1 0)) \ No newline at end of file -- cgit v1.2.3