reorg code

1 files changed, 0 insertions, 47 deletions

diff --git a/advent-of-code/2023/08/1.rkt b/advent-of-code/2023/08/1.rkt
deleted file mode 100644
index 81424a1..0000000
--- a/advent-of-code/2023/08/1.rkt
+++ /dev/null
@@ -1,47 +0,0 @@
-#lang racket
-
-(require "../../lib/utils.rkt")
-
-(define lines
-  (call-with-input-file "input"
-    (lambda (fp)
-      (get-lines fp))))
-
-(define instructions (string->list (car lines)))
-
-(define (make-instruction-generator)
-  (define cur instructions)
-  (lambda ()
-    (when (null? cur)
-      (set! cur instructions))
-    (define ret (car cur))
-    (set! cur (cdr cur))
-    ret))
-
-(define next-instruction (make-instruction-generator))
-
-(set! lines (cddr lines))
-
-(define (parse-map str)
-  (define p1 (string-split str "="))
-  (define key (string-trim (car p1)))
-  (define val-str (string-trim (cadr p1)))
-  (define value (list (substring val-str 1 4) (substring val-str 6 9)))
-  (cons key value))
-
-(define the-map (make-hash (map parse-map lines)))
-
-(define (simulate start end)
-  (let loop ((i 0) (cur start))
-    (if (string=? cur end)
-        i
-        (let ()
-          (define instruction (next-instruction))
-          (define mapping (hash-ref the-map cur))
-          (define next
-            (if (char=? instruction #\L)
-                (car mapping)
-                (cadr mapping)))
-          (loop (+ 1 i) next)))))
-
-(simulate "AAA" "ZZZ")
\ No newline at end of file