From 8777ff071f7bb37631baa7b6717ad29961e50911 Mon Sep 17 00:00:00 2001 From: "H.J" Date: Wed, 9 Oct 2024 11:36:55 -0400 Subject: sorting by language --- racket/leetcode/lc-944-delete-columns.rkt | 7 +++++++ 1 file changed, 7 insertions(+) create mode 100644 racket/leetcode/lc-944-delete-columns.rkt (limited to 'racket/leetcode/lc-944-delete-columns.rkt') diff --git a/racket/leetcode/lc-944-delete-columns.rkt b/racket/leetcode/lc-944-delete-columns.rkt new file mode 100644 index 0000000..f9714b7 --- /dev/null +++ b/racket/leetcode/lc-944-delete-columns.rkt @@ -0,0 +1,7 @@ +#lang racket +(define/contract (min-deletion-size strs) + (-> (listof string?) exact-integer?) + (define transposed-strs (apply map list (map string->list strs))) + (count (λ (s) (not (equal? s (sort s char