From 8ab65dc2da1742eb86ec636c50c7018385b68167 Mon Sep 17 00:00:00 2001 From: "J.J" Date: Thu, 30 Nov 2023 17:10:00 -0500 Subject: prep for 2023, renaming for consistency --- aoc2020/day-06/day-06.rkt | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 aoc2020/day-06/day-06.rkt (limited to 'aoc2020/day-06') diff --git a/aoc2020/day-06/day-06.rkt b/aoc2020/day-06/day-06.rkt new file mode 100644 index 0000000..b0e2af9 --- /dev/null +++ b/aoc2020/day-06/day-06.rkt @@ -0,0 +1,22 @@ +#lang racket +(require "../../jj-aoc.rkt" + threading) + +(define responses (~> (open-day 6 2020) (port->string) (string-split "\n\n"))) + +;; part 1 +(define (response-count-total rs) + (for/sum ([r (in-list rs)]) (~> r (string-replace _ "\n" "") string->list list->set set-count))) + +(response-count-total responses) + +;; part 2 +(define (response-consensus-total rs) + (for/sum ([r (in-list rs)]) + (~> r + (string-split _ "\n") + (map (λ~> string->list list->set) _) + (apply set-intersect _) + set-count))) + +(response-consensus-total responses) \ No newline at end of file -- cgit v1.2.3