[java] 小题码过的代码

 1 package cn.itcast.day04.demo01;
 2 import java.util.ArrayList;
 3 import java.util.Random;
 4 /*
 5 生成6个1-33之间的随机整数，添加到集合，并遍历集合
 6 * */
 7 public class demo04ArrayListRandom {
 8     public static void main(String[] args) {
 9         Random r = new Random();
10         ArrayList<Integer>list = new ArrayList<>();
11         for (int i = 0; i < 6; i++) {
12             int num = r.nextInt(32)+1;
13             list.add(num);
14         }
15         for (int i = 0; i < list.size(); i++) {
16             System.out.println(list.get(i));
17         }
18     }
19 }