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/*
* repeat - return the value of a repeated set of digits
*
* Copyright (C) 2003 Landon Curt Noll
*
* Calc is open software; you can redistribute it and/or modify it under
* the terms of the version 2.1 of the GNU Lesser General Public License
* as published by the Free Software Foundation.
*
* Calc 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 Lesser General
* Public License for more details.
*
* A copy of version 2.1 of the GNU Lesser General Public License is
* distributed with calc under the filename COPYING-LGPL. You should have
* received a copy with calc; if not, write to Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Under source code control: 2003/01/05 00:00:01
* File existed as early as: 2003
*
* chongo <was here> /\oo/\ http://www.isthe.com/chongo/
* Share and enjoy! :-) http://www.isthe.com/chongo/tech/comp/calc/
*/
/*
* repeat - return the value of a repeated set of digits
*
* usage:
* repeat(digit_set, repeat_count)
*/
define repeat(digit_set, repeat_count)
{
local digit_count; /* digits in the digit_set */
/* firewall */
if (!isint(digit_set) || digit_set <= 0) {
quit "digit set must be an integer > 0";
}
if (!isint(repeat_count) || repeat_count <= 0) {
quit "repeat count must be an integer > 0";
}
/* return repeated set of digits */
digit_count = digits(digit_set);
return digit_set * (10^(digit_count*repeat_count)-1) / (10^digit_count-1);
}
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