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| author | HJ <thechairman@thechairman.info> | 2023-01-17 12:46:04 -0500 |
|---|---|---|
| committer | HJ <thechairman@thechairman.info> | 2023-01-17 12:46:04 -0500 |
| commit | fafbeaf9e3c09ba7a5bea7e47d5736001f8a5aa1 (patch) | |
| tree | d586a28650cbbfb20ece931a85bcce4c29e5e40b /leetcode/lc-345-reverse-vowels.rkt | |
| parent | bc5387512ba529072338648d6337ddab731b8b8c (diff) | |
| download | gleam_aoc-fafbeaf9e3c09ba7a5bea7e47d5736001f8a5aa1.tar.gz gleam_aoc-fafbeaf9e3c09ba7a5bea7e47d5736001f8a5aa1.zip | |
adding old leetcode solutions
Diffstat (limited to 'leetcode/lc-345-reverse-vowels.rkt')
| -rw-r--r-- | leetcode/lc-345-reverse-vowels.rkt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/leetcode/lc-345-reverse-vowels.rkt b/leetcode/lc-345-reverse-vowels.rkt new file mode 100644 index 0000000..c05bf2d --- /dev/null +++ b/leetcode/lc-345-reverse-vowels.rkt @@ -0,0 +1,9 @@ +#lang racket + +(define/contract (reverse-vowels s) + (-> string? string?) + (define vowels-only + (string-replace s #rx"[^aeiouAEIOU]" "")) + (define consonants-with-placeholders + (string-replace s #rx"[aeiouAEIOU]" "~a")) + (apply format consonants-with-placeholders (reverse (string->list vowels-only))))
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