prep for 2023, renaming for consistency

1 files changed, 0 insertions, 52 deletions

diff --git a/2020/day-16/day-16.rkt b/2020/day-16/day-16.rkt
deleted file mode 100644
index 9a38eda..0000000
--- a/2020/day-16/day-16.rkt
+++ /dev/null
@@ -1,52 +0,0 @@
-#lang racket
-
-(require racket/struct
-         advent-of-code
-         fancy-app
-         relation
-         threading
-         rebellion/base/range)
-
-(struct field-rule (name range1 range2) #:transparent)
-
-(define (make-lines strs)
-  (string-split strs "\n"))
-(define (seperate-fields strs)
-  (~>> (string-split strs ",") (map ->number)))
-
-(define (process-rules str)
-  (match str
-    [(regexp
-      #px"(.+): (\\d+)-(\\d+) or (\\d+)-(\\d+)"
-      (list _ name (app ->number min1) (app ->number max1) (app ->number min2) (app ->number max2)))
-     (field-rule name (closed-range min1 max1) (closed-range min2 max2))]))
-
-(match-define (list (app (λ~>> make-lines (map process-rules)) ticket-rules)
-                    (app (λ~>> make-lines second seperate-fields) your-ticket)
-                    (app (λ~>> make-lines rest (map seperate-fields)) other-tickets))
-  (~> (fetch-aoc-input (find-session) 2020 16 #:cache #true) (string-split "\n\n")))
-
-;; part 1
-(define (fails-all-checks? field rules)
-  (define rule-list (~>> rules (map (λ~> struct->list rest)) flatten))
-  (for/and ([rule (in-list rule-list)])
-    (not (range-contains? rule field))))
-
-(define (ticket-scanning-error-rate tickets rules)
-  (for*/sum
-   ([ticket (in-list tickets)] (field (in-list ticket)) #:when (fails-all-checks? field rules))
-   field))
-
-(ticket-scanning-error-rate other-tickets ticket-rules)
-
-;; part 2
-(define valid-tickets (filter (ormap (fails-all-checks? _ ticket-rules) _) other-tickets))
-
-(define fields (apply map list valid-tickets))
-
-(for/list ([field (in-list fields)])
-  (for*/list (
-              [rule (in-list ticket-rules)]
-              #:unless (not (or (range-contains? (field-rule-range1 rule) value)
-                                (range-contains? (field-rule-range2 rule) value))))
-    (field-rule-name rule)))