47 lines
2.8 KiB
Scheme
47 lines
2.8 KiB
Scheme
;;; Copyright (c) 2012 Johan Ceuppens
|
|
;;;
|
|
;;; All rights reserved.
|
|
;;;
|
|
;;; Redistribution and use in source and binary forms, with or without
|
|
;;; modification, are permitted provided that the following conditions
|
|
;;; are met:
|
|
;;; 1. Redistributions of source code must retain the above copyright
|
|
;;; notice, this list of conditions and the following disclaimer.
|
|
;;; 2. Redistributions in binary form must reproduce the above copyright
|
|
;;; notice, this list of conditions and the following disclaimer in the
|
|
;;; documentation and/or other materials provided with the distribution.
|
|
;;; 3. The name of the authors may not be used to endorse or promote products
|
|
;;; derived from this software without specific prior written permission.
|
|
;;;
|
|
;;; THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
|
|
;;; IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
;;; OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
;;; IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
;;; INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
;;; NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
;;; DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
;;; THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
;;; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
;;; THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
;; Copyright (C) Johan Ceuppens 2013
|
|
;;
|
|
;; This program is free software: you can redistribute it and/or modify
|
|
;; it under the terms of the GNU General Public License as published by
|
|
;; the Free Software Foundation, either version 2 of the License, or
|
|
;; (at your option) any later version.
|
|
;;
|
|
;; This program is distributed in the hope that it will be useful,
|
|
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
;; GNU General Public License for more details.
|
|
;;
|
|
;; You should have received a copy of the GNU General Public License
|
|
;; along with this program. , see <http://www.gnu.org/licenses/>.
|
|
|
|
(define (sublist list start number)
|
|
(cond ((> start 0) (sublist (cdr list) (- start 1) number))
|
|
((> number 0) (cons (car list)
|
|
(sublist (cdr list) 0 (- number 1))))
|
|
(else '())))
|