1 files changed, 0 insertions, 52 deletions
diff --git a/advent-of-code/2023/02/1.rkt b/advent-of-code/2023/02/1.rkt
deleted file mode 100644
index 500e916..0000000
--- a/advent-of-code/2023/02/1.rkt
+++ /dev/null
@@ -1,52 +0,0 @@
-#lang racket
-
-(require "../../lib/utils.rkt")
-
-(define fp (open-input-file "input"))
-
-(define lines (get-lines fp))
-
-(define (extract-game line)
-  (define game-str (cadr (string-split line ":")))
-  (define sets-str (string-split game-str ";"))
-  (set! sets-str (map string-trim sets-str))
-  (map extract-set sets-str))
-
-(define (extract-set str)
-  (define r 0)
-  (define g 0)
-  (define b 0)
-  (define balls (string-split str ","))
-  (set! balls
-        (map (λ (s)
-               (define pair (map string-trim (string-split s " ")))
-               (list (string->number (car pair)) (cadr pair)))
-             balls))
-  (let loop ((balls balls))
-    (if (null? balls)
-        '()
-        (let ()
-          (define ball (car balls))
-          (define number (car ball))
-          (define color (cadr ball))
-          (cond ((string=? "red" color) (set! r number))
-                ((string=? "green" color) (set! g number))
-                ((string=? "blue" color) (set! b number)))
-          (loop (cdr balls)))))
-  (list r g b))
-
-(define (possible? game)
-  (if (null? game)
-      #t
-      (let ()
-        (define head (car game))
-        (if (or (> (car head) 12)    ; r
-                (> (cadr head) 13)   ; g
-                (> (caddr head) 14)) ; b
-            #f
-            (possible? (cdr game))))))
-
-(apply + (map cadr
-              (filter (λ (game)
-                        (possible? (car game)))
-                      (enumerate (map extract-game lines)))))