diff options
Diffstat (limited to '2015/day-25/day-25.rkt')
| -rw-r--r-- | 2015/day-25/day-25.rkt | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/2015/day-25/day-25.rkt b/2015/day-25/day-25.rkt index 786538c..975f4c3 100644 --- a/2015/day-25/day-25.rkt +++ b/2015/day-25/day-25.rkt @@ -3,14 +3,6 @@ (define max-r 2978) (define max-c 3083) -(for/fold ([code 20151125] - [r 1] - [c 1]) - ([i (in-naturals)] - #:break (and (= max-r r) - (= max-c c))) - (define new-code - (modulo (* code 252533) 33554393)) - (if (= r 1) - (values new-code (add1 c) 1) - (values new-code (sub1 r) (add1 c)))) +(for/fold ([code 20151125] [r 1] [c 1]) ([i (in-naturals)] #:break (and (= max-r r) (= max-c c))) + (define new-code (modulo (* code 252533) 33554393)) + (if (= r 1) (values new-code (add1 c) 1) (values new-code (sub1 r) (add1 c)))) |