Java Factorial factorial(int number)

Description

A trivial recursive calculation of a number\'s factorial

License

Open Source License

Parameter

Parameter	Description
number	The number of which we want to calculate the factorial

Return

The given number\'s factorial

Declaration

private static int factorial(int number) 

Method Source Code

//package com.java2s;
/**//from ww  w .j a  v a 2  s .  com
 * monimix - monochrome image mix: it combines monochrome images to one
 * Copyright (C) 2012 Periklis Ntanasis <pntanasis@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 {
    /**
     * A trivial recursive calculation of a number\'s factorial
     *
     * @param number The number of which we want to calculate the factorial
     * @return The given number\'s factorial
     */
    private static int factorial(int number) {
        if (number <= 1) {
            return 1;
        } else {
            return number * factorial(number - 1);
        }
    }
}

Related

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