Java gcd gcd(int a, int b)

Description

gcd

License

Open Source License

Declaration

public static int gcd(int a, int b) 

Method Source Code

//package com.java2s;
/*/*from   www  .  j a  va2  s.  co  m*/
 This file is part of JOP, the Java Optimized Processor
 see <http://www.jopdesign.com/>

 Copyright (C) 2001-2009, Martin Schoeberl (martin@jopdesign.com)
 Author:                  Benedikt Huber (benedikt.huber@gmail.com)
    
 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 3 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, see <http://www.gnu.org/licenses/>.
 */

public class Main {
    public static int gcd(int a, int b) {
        if (a < 0)
            a = -a;
        if (b < 0)
            b = -b;
        int temp;
        while (b != 0) { // @WCA loop<=45
            temp = b;
            b = a % b;
            a = temp;
        }
        return a;
    }
}

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