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 --- aoc2015/day-04/day-04.rkt | 18 ------------------ 1 file changed, 18 deletions(-) delete mode 100644 aoc2015/day-04/day-04.rkt (limited to 'aoc2015/day-04') diff --git a/aoc2015/day-04/day-04.rkt b/aoc2015/day-04/day-04.rkt deleted file mode 100644 index 2c16043..0000000 --- a/aoc2015/day-04/day-04.rkt +++ /dev/null @@ -1,18 +0,0 @@ -#lang racket -(require "../../jj-aoc.rkt" - threading - file/md5) - -(define secret-key (~> (open-day 4 2015) port->string string-trim)) - -(define (find-n-zeroes n) - (for/first ([i (in-naturals)] - #:when - (~>> i (~a secret-key) md5 bytes->string/utf-8 (string-prefix? _ (make-string n #\0)))) - i)) - -;; part 1 -(time (find-n-zeroes 5)) - -;; part 2 -(time (find-n-zeroes 6)) -- cgit v1.2.3