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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 /racket/leetcode/lc-771-jewels-and-stones.rkt | |
| parent | 6156a9ef7be4012063a042aafb4e9b0d7eadde8e (diff) | |
| download | gleam_aoc-8777ff071f7bb37631baa7b6717ad29961e50911.tar.gz gleam_aoc-8777ff071f7bb37631baa7b6717ad29961e50911.zip | |
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Diffstat (limited to 'racket/leetcode/lc-771-jewels-and-stones.rkt')
| -rw-r--r-- | racket/leetcode/lc-771-jewels-and-stones.rkt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/racket/leetcode/lc-771-jewels-and-stones.rkt b/racket/leetcode/lc-771-jewels-and-stones.rkt new file mode 100644 index 0000000..40ccf14 --- /dev/null +++ b/racket/leetcode/lc-771-jewels-and-stones.rkt @@ -0,0 +1,6 @@ +#lang racket + +(define/contract (num-jewels-in-stones jewels stones) + (-> string? string? exact-integer?) + (for/sum ([jewel (in-string jewels)]) + (count (curry char=? jewel) (string->list stones))))
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