import org.junit.jupiter.api.Test;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class test {

    @Test
    public void sum() {

        int a = 50;
        int b = 22;
        int c = 4;
        int d = 5;
        int f = 59;
        for (int i = a; i <= b + a; i++) {
            for (int k = 1; k <= c; k++) {
                for (int s = 1; s <= d; s++) {
                    String name = f + "区号" + ":" + i + "列" + k + "节" + s + "层";
                    System.out.println(name);
                }

            }

        }

    }

    @Test
    public void testArrayList(){
        Integer[] array1 = {1, 2, 3};
        Integer[] array2 = {1, 2, 3, 4,44};

        List<Integer> list = compare(array1,array2);
        for (Integer integer : list) {
            System.out.println(integer);
        }
    }

    public static <T> List<T> compare(T[] t1, T[] t2) {
        List<T> list1 = Arrays.asList(t1); //将t1数组转成list数组
        List<T> list2 = new ArrayList<T>();//用来存放2个数组中不相同的元素
        for (T t : t2) {
            if (!list1.contains(t)) {
                list2.add(t);
            }
        }
        return list2;
    }
}