public class ZuiZhi { public static void main(String[] args) { int array[]=new int[100];  for(int i=1;i<=30;i++) {
            array[i] = i;} int max = array[1];  int min = array[1];  for (int j = 2; j <= 30; j++) {
                max = Math.max(max, array[j]);  min = Math.min(min, array[j]);  }
            System.out.println("该数组的最大值为：" + max);  System.out.println("该数组的最小值为：" + min);   }
}