题解 | #牛牛的四叶玫瑰数#

import java.util.Scanner;

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int l = in.nextInt();
        int r = in.nextInt();
        int total = 0;
        for (int i = l; i <= r; i++) {
            String[] str = String.valueOf(i).split("");
            for (int j = 0; j < str.length; j++) {
                total += Integer.parseInt(str[j]) * Integer.parseInt(str[j]) * Integer.parseInt(
                             str[j]) * Integer.parseInt(str[j]);
            }
            if (total == i) {
                System.out.print(total + " ");
            }
            total = 0;
        }
    }
}