chapter18n2.java

JAVA源代码程序aashjkjhkjhkjhjkhkj

/**
 * Example of an iterative version of "factorial"
 */

import java.lancs.* ;

public class Chapter18n2
    {
    public static void main(String[] args) throws Exception
	{
	BasicIo.prompt("number? ") ;
	int n = BasicIo.readInteger() ;
	System.out.println("The factorial of " + n + " is " + factorial(n)) ;
	}

    private static int factorial(int n)
	{
	int result = 1 ;
	for (int i = 1 ; i <= n ; i++)
	    result *= i ;
        return result ;
	} // end of method factorial
    } // end of class Chapter18n2