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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-1207-unique-occurences.rkt | |
| parent | 6156a9ef7be4012063a042aafb4e9b0d7eadde8e (diff) | |
| download | gleam_aoc-8777ff071f7bb37631baa7b6717ad29961e50911.tar.gz gleam_aoc-8777ff071f7bb37631baa7b6717ad29961e50911.zip | |
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Diffstat (limited to 'leetcode/lc-1207-unique-occurences.rkt')
| -rw-r--r-- | leetcode/lc-1207-unique-occurences.rkt | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/leetcode/lc-1207-unique-occurences.rkt b/leetcode/lc-1207-unique-occurences.rkt deleted file mode 100644 index 1b4d107..0000000 --- a/leetcode/lc-1207-unique-occurences.rkt +++ /dev/null @@ -1,10 +0,0 @@ -#lang racket -(define/contract (unique-occurrences arr) - (-> (listof exact-integer?) boolean?) - (define occurrences (make-hash)) - (for ([n (in-list arr)]) - (hash-update! occurrences n add1 1)) - (equal? (hash-values occurrences) - (remove-duplicates (hash-values occurrences)))) - -(unique-occurrences '(1 2 2 1 1 3))
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