摘要： import java.util.*;public class UseForeach { /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub UseForeach myUseForeach=new UseForeach(); myUseForeach.fn1(); myUseForeach.fn2(); } private void fn1() { Random rand=new Random(47); float f[]=new flo... 阅读全文