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Diffstat (limited to 'aoc2018/day-01/day-01.rkt')
| -rw-r--r-- | aoc2018/day-01/day-01.rkt | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/aoc2018/day-01/day-01.rkt b/aoc2018/day-01/day-01.rkt deleted file mode 100644 index b18f7c9..0000000 --- a/aoc2018/day-01/day-01.rkt +++ /dev/null @@ -1,16 +0,0 @@ -#lang racket - -(require advent-of-code - threading) - -(define deltas - (~>> (open-aoc-input (find-session) 2018 1 #:cache #true) port->lines (map string->number))) - -;; part 1 -(for/sum ([delta deltas]) delta) - -;; part 2 -(for/fold ([seen (set)] [current-frequency 0] #:result current-frequency) ([delta (in-cycle deltas)]) - (define new-frequency (+ current-frequency delta)) - #:final (set-member? seen new-frequency) - (values (set-add seen new-frequency) new-frequency)) |