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| author | Mistivia <i@mistivia.com> | 2024-02-25 20:11:54 +0800 |
|---|---|---|
| committer | Mistivia <i@mistivia.com> | 2024-02-25 20:11:54 +0800 |
| commit | 515ecbf5a20a8e432a998b0a543bedcb1bd64cf4 (patch) | |
| tree | 6353c603a8cf0276553f420205f8d1c730a318ce /advent-of-code/2023/01/2.rkt | |
| parent | e191b610c11326b587cf0b01fd6fc37b8d07bb19 (diff) | |
reorg code
Diffstat (limited to 'advent-of-code/2023/01/2.rkt')
| -rw-r--r-- | advent-of-code/2023/01/2.rkt | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/advent-of-code/2023/01/2.rkt b/advent-of-code/2023/01/2.rkt deleted file mode 100644 index f39d87c..0000000 --- a/advent-of-code/2023/01/2.rkt +++ /dev/null @@ -1,30 +0,0 @@ -#lang racket - -(require "../../lib/utils.rkt") - -(define fp (open-input-file "input")) - -(define lines (get-lines fp)) - -(define (replace-digit str) - (set! str (string-replace str "one" "o1ne")) - (set! str (string-replace str "two" "t2wo")) - (set! str (string-replace str "three" "t3hree")) - (set! str (string-replace str "four" "f4our")) - (set! str (string-replace str "five" "f5ive")) - (set! str (string-replace str "six" "s6ix")) - (set! str (string-replace str "seven" "s7even")) - (set! str (string-replace str "eight" "e8ight")) - (set! str (string-replace str "nine" "n9ine")) - str) - -(define (extract-number rawline) - (define line (replace-digit rawline)) - (define number-list (filter char-numeric? (string->list line))) - (set! number-list (map (λ (c) - (string->number (list->string (list c)))) - number-list)) - (+ (last number-list) (* 10 (car number-list)))) - -(display (apply + (map extract-number lines))) -(newline) |
