diff options
Diffstat (limited to 'leetcode/lc-819-most-common-word.rkt')
| -rw-r--r-- | leetcode/lc-819-most-common-word.rkt | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/leetcode/lc-819-most-common-word.rkt b/leetcode/lc-819-most-common-word.rkt deleted file mode 100644 index 68a89c3..0000000 --- a/leetcode/lc-819-most-common-word.rkt +++ /dev/null @@ -1,14 +0,0 @@ -#lang racket -(define/contract (most-common-word paragraph banned) - (-> string? (listof string?) string?) - (define word-count-hash (make-hash)) - (define banned-word-hash - (apply hash (flatten (map (λ (w) (cons w 'banned)) banned)))) - (define word-list - ((compose string-split string-downcase) - (string-replace paragraph #px"[^A-Za-z[:space:]]" " "))) - (for/list ([word (in-list word-list)]) - (cond [(hash-has-key? banned-word-hash word) void] - [else (hash-update! word-count-hash word add1 0)])) - (car (argmax cdr (hash->list word-count-hash)))) - |