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/* $Id$ */
/*
* Copyright (C) 2005-2006 Richard Braun
*
* 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; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _MTXINTEGER_H
#define _MTXINTEGER_H
class MtxInteger
{
private:
char *digits;
int sign;
void setDigits (const char *digits);
MtxInteger divideByTwo () const;
MtxInteger divide (const MtxInteger &integer, bool modulo0) const;
public:
MtxInteger ();
MtxInteger (int integer);
MtxInteger (unsigned int integer);
MtxInteger (double integer);
MtxInteger (const char *digits);
MtxInteger (const MtxInteger &integer);
~MtxInteger ();
MtxInteger & operator= (const MtxInteger &integer);
MtxInteger operator+ () const;
MtxInteger operator- () const;
bool operator== (const MtxInteger &integer) const;
bool operator!= (const MtxInteger &integer) const;
bool operator> (const MtxInteger &integer) const;
bool operator>= (const MtxInteger &integer) const;
bool operator< (const MtxInteger &integer) const;
bool operator<= (const MtxInteger &integer) const;
MtxInteger operator+ (const MtxInteger &integer) const;
MtxInteger & operator++ ();
MtxInteger & operator++ (int a);
MtxInteger & operator+= (const MtxInteger &integer);
MtxInteger operator- (const MtxInteger &integer) const;
MtxInteger & operator-- ();
MtxInteger & operator-- (int a);
MtxInteger & operator-= (const MtxInteger &integer);
MtxInteger operator* (const MtxInteger &integer) const;
MtxInteger & operator*= (const MtxInteger &integer);
MtxInteger operator/ (const MtxInteger &integer) const;
MtxInteger & operator/= (const MtxInteger &integer);
MtxInteger operator% (const MtxInteger &integer) const;
MtxInteger & operator%= (const MtxInteger &integer);
int getSign () const;
MtxInteger abs () const;
void display () const;
char * toString () const;
int toInt () const;
static char * parseInt (int n);
static char * parseInt (unsigned int n);
static char * parseDouble (double d);
/*
* Return integer0 * 10^power.
*/
static MtxInteger MtxInteger::pot (int integer0, unsigned int power);
static MtxInteger gcd (MtxInteger a, MtxInteger b);
};
#endif /* _MTXINTEGER_H */
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