求数组中的最大数
public class zhaozuidashu {

    /**
     * @param args
     */
    public static void main(String[] args) {
        // TODO Auto-generated method stub
        double[] dscalr={34.5,76.7,68.6,15.6,89.5,34.8,88.7,65,81.8};
        System.out.print("输出的原始数据：");
        for(double row:dscalr)
            System.out.print(row+"\t");               
              int i, j = 0;
              double tem=0.0;
              for (i = 0; i < dscalr.length; i++) {
               if (dscalr[j] < dscalr[i + 1]) {
                tem = dscalr[i + 1];
                j = i + 1;
               }
              }
              System.out.println("max=" + tem);
｝
｝
新手，实在不知道该怎么下手

十分感谢

谢谢