From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Emanuel Berg Newsgroups: gmane.emacs.help Subject: Re: puzzle with string permutations [photo] Date: Tue, 07 Jun 2022 10:37:50 +0200 Message-ID: <874k0wswbl.fsf@dataswamp.org> References: <87r141rn8n.fsf@dataswamp.org> <87wndtrlpg.fsf@mbork.pl> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="11801"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:gNdBR+Az4MF3nYWvqPp/qQSReJ0= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Tue Jun 07 10:39:54 2022 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nyUkj-0002mZ-Vu for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 07 Jun 2022 10:39:53 +0200 Original-Received: from localhost ([::1]:55754 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nyUki-0004mH-Pv for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 07 Jun 2022 04:39:52 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:48374) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nyUiw-0004kY-6l for help-gnu-emacs@gnu.org; Tue, 07 Jun 2022 04:38:02 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]:45372) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nyUit-0001GV-0M for help-gnu-emacs@gnu.org; Tue, 07 Jun 2022 04:38:01 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1nyUir-000ASq-1g for help-gnu-emacs@gnu.org; Tue, 07 Jun 2022 10:37:57 +0200 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Mail-Copies-To: never Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:137507 Archived-At: Marcin Borkowski wrote: > Also, it would be great to leverage ispell to exclude > non-words from the list of permutations That was sure a good idea! (defun string-perms-filter (str) (let ((strs (cl-remove-duplicates (cl-remove-if-not (lambda (w) (spell-word w)) (string-perms str)) :test #'string=) )) (if (= 1 (length strs)) (car strs) strs) )) ;; (string-perms-filter "eht") ; the ;; (string-perms-filter "ogod") ; good ;; (string-perms-filter "erontuf") ;; (string-perms-filter "si") ; is ;; (string-perms-filter "kudtce") ; tucked ;; (string-perms-filter "ni") ; in ;; (string-perms-filter "hte") ; the ;; (string-perms-filter "pigelsen") ;; (string-perms-filter "seot") ; toes ;; (string-perms-filter "tagni") ; giant By now I think I can guess "erontuf" (fortune) and "pigelsen" (sleeping), those are more expensive to compute because of the longer words but I'm confident in this method by now ... https://dataswamp.org/~incal/emacs-init/perm.el https://dataswamp.org/~incal/emacs-init/spell.el -- underground experts united https://dataswamp.org/~incal