CLA1989的博客

            SimpleDateFormat sdf = new SimpleDateFormat("yyyy");             Date date = new Date();             String year = sdf.format(date);             getRequest().setCharacterEncoding("UTF-8")...

import java.text.DecimalFormat; import java.util.Random;   /*  * 功能：计算并比较各类型平均数，调和<=几何<=算术<=平方  */ public class Average {     private final static double dmax=999;//Double.MAX_VALUE;     ...