1 files changed, 0 insertions, 109 deletions
diff --git a/advent-of-code/2023/05/part2.rkt b/advent-of-code/2023/05/part2.rkt
deleted file mode 100755
index 97d07e1..0000000
--- a/advent-of-code/2023/05/part2.rkt
+++ /dev/null
@@ -1,109 +0,0 @@
-#lang racket
-
-(define port (open-input-file "input"))
-
-(define seed 
-  (let ()
-    (define nums-str 
-      (string-trim
-          (list-ref (string-split (read-line port) ":") 1)))
-    (define (pairing l)
-      (define (loop ret l)
-        (if (null? l)
-          ret
-          (loop
-            (cons (cons 
-                    (car l) 
-                    (+ (car l) (cadr l)))
-                  ret)
-            (cddr l))))
-      (loop '() l))
-    (reverse 
-      (pairing (map string->number (string-split nums-str " "))))))
-
-(define _ (read-line port))
-
-(define (read-line-convert-eof port)
-  (define line (read-line port))
-  (if (eof-object? line) "" line))
-
-(define (read-map)
-  (define (loop ret)
-    (define line (string-trim (read-line-convert-eof port)))
-    (if (= 0 (string-length line))
-      (sort (reverse ret) (lambda (x y) (< (cadr x) (cadr y))))
-      (loop (cons (map string->number (string-split line " "))
-                  ret))))
-  (read-line port)
-  (loop '()))
-
-(define s2s (read-map))
-(define s2f (read-map))
-(define f2w (read-map))
-(define w2l (read-map))
-(define l2t (read-map))
-(define t2h (read-map))
-(define h2l (read-map))
-(define maps (list s2s s2f f2w w2l l2t t2h h2l))
-
-(define (range-map mlist r)
-  ;; r :: Range :: (start . end)
-  ;; mlist :: List of (Map :: (dest, src, len))
-  (define (loop result mlist r)
-    (define start (car r))
-    (define end (cdr r))
-    (if (null? mlist)
-      (cons r result)
-      (let ()
-        (define cur-map (car mlist))
-        (define map-target (car cur-map))
-        (define map-start (cadr cur-map))
-        (define map-end (+ map-start (caddr cur-map)))
-        (define offset (- map-target map-start))
-        (define (pair-offset p) (cons (+ offset (car p)) (+ offset (cdr p))))
-        (cond ((<= end start)
-                    result)
-              ((>= start map-end)
-                    (loop result (cdr mlist) r))
-              ((>= start map-start)
-                    (loop
-                      (cons (pair-offset (cons start (min end map-end)))
-                            result)
-                      (cdr mlist)
-                      (cons (min end map-end) end)))
-              ((<= end map-start)
-                    (cons r result))
-              ((< start map-start)
-                    (loop
-                      (cons (cons start map-start) result)
-                      mlist
-                      (cons map-start end)))
-              (else (error "unhandled cond in range-map"))))))
-  (reverse (loop '() mlist r)))
-
-(define (gen-range-mapper the-map)
-  (define (mapper range-list)
-    (apply append
-        (map 
-            (lambda (range)
-              (range-map the-map range)) 
-            range-list)))
-  mapper)
-
-(define mappers (map gen-range-mapper maps))
-
-(define (comp-func funcs)
-  (define procs (reverse funcs))
-  (define (comp-rec arg)
-    (if (null? procs)
-        arg
-        (let ((proc (car procs))
-              (rest (cdr procs)))
-          (set! procs rest)
-          (proc (comp-rec arg)))))
-  comp-rec)
-
-(define (find-location x)
-  ((comp-func mappers) x))
-
-(display (apply min (map car (find-location seed))))