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Tue, 26 Feb 2008 06:18:00 GMT

摘要: /** *//** * 数字转化成中文输出，�?23456789�Q�输��Zؓ一亿二千三癑֛�拾五万六千七癑օ�百九 * @author HJH * @version 1.0,02/26/2008 */ public class ReadNumber { ... 阅读全文

101℃太�?/a> 2008-02-26 14:18 发表评论

Fri, 22 Feb 2008 02:26:00 GMT

public static void permute (char [] str, int low, int high)
    {
        if (low > high)
        {
            System.out.print(str);
            System.out.print(" ");
        }
        else
        {
            for (int i = low; i <= high; i++)
            {
                char[] temp = str.clone(); //temp will be str
                temp[i] = str[low]; //with i and low
                temp[low] = str[i]; //swapped
                permute(temp,low+1,high);
            }
        }
    }

101℃太�?/a> 2008-02-22 10:26 发表评论

java交换数据

Tue, 19 Feb 2008 15:43:00 GMT

/**
* 交换两个数据�Q�可用数�l�或class
* @author HJH
* @version 1.0�Q?2/19/2008
*/

public class Swap
{
    private String s1 = null;
    private String s2 = null;
    private StringBuffer s3 = null;
    private StringBuffer s4 = null;

    public Swap(String s1,String s2,StringBuffer s3,StringBuffer s4)
    {
        this.s1 = s1;
        this.s2 = s2;
        this.s3 = s3;
        this.s4 = s4;
    }

    public void swapString(String str1,String str2)
    {
        s1 = str2;
        s2 = str1;
    }

    public void swapStringBuffer(StringBuffer str3,StringBuffer str4)
    {
        s3 = str4;
        s4 = str3;
    }

    public static void main (String[] args)
    {
        String str1 = "123";
        String str2 = "456";
        StringBuffer str3 = new StringBuffer("159");
        StringBuffer str4 = new StringBuffer("357");

        Swap swap = new Swap(str1,str2,str3,str4);

        System.out.println("交换�?img src="http://www.aygfsteel.com/Images/dot.gif" alt="" />");
        System.out.println(swap.s1 + " "+ swap.s2 + " " + swap.s3 + " " + swap.s4);

        swap.swapString(swap.s1,swap.s2);
        swap.swapStringBuffer(swap.s3,swap.s4);

        System.out.println("交换�?img src="http://www.aygfsteel.com/Images/dot.gif" alt="" />");
        System.out.println(swap.s1 + " "+ swap.s2 + " " + swap.s3 + " "+ swap.s4);
    }
}

101℃太�?/a> 2008-02-19 23:43 发表评论