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| author | H.J <thechairman@thechairman.info> | 2024-10-09 11:36:55 -0400 |
|---|---|---|
| committer | H.J <thechairman@thechairman.info> | 2024-10-09 11:36:55 -0400 |
| commit | 8777ff071f7bb37631baa7b6717ad29961e50911 (patch) | |
| tree | 6d59c4ed58e454b960339c3d1151f0a879e8d7cb /leetcode/lc-1221-split-a-string-balanced.rkt | |
| parent | 6156a9ef7be4012063a042aafb4e9b0d7eadde8e (diff) | |
| download | gleam_aoc-8777ff071f7bb37631baa7b6717ad29961e50911.tar.gz gleam_aoc-8777ff071f7bb37631baa7b6717ad29961e50911.zip | |
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Diffstat (limited to 'leetcode/lc-1221-split-a-string-balanced.rkt')
| -rw-r--r-- | leetcode/lc-1221-split-a-string-balanced.rkt | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/leetcode/lc-1221-split-a-string-balanced.rkt b/leetcode/lc-1221-split-a-string-balanced.rkt deleted file mode 100644 index 4c75770..0000000 --- a/leetcode/lc-1221-split-a-string-balanced.rkt +++ /dev/null @@ -1,19 +0,0 @@ -#lang racket -(require rackunit) - -(define/contract (balanced-string-split s) - (-> string? exact-integer?) - (for/fold ([acc 0] - [count 0] - #:result count) - ([c (string->list s)]) - (let* ([increment (case c - [(#\R) 1] - [(#\L) -1])] - [new-acc (+ increment acc)] - [new-count (case new-acc - [(0) (add1 count)] - [else count])]) - (values new-acc new-count)))) - -(check-eq? (balanced-string-split "RLRRLLRLRL") 4)
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