题解 | #牛牛的四叶玫瑰数#

import java.util.Scanner;

public class Main {
    public static boolean result(int num) {
        int sum = 0, midNum = num;
        while (midNum != 0) {
            sum += Math.pow(midNum % 10, 4);
            midNum /= 10;
        }
        return sum == num ? true : false;
    }

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int l = sc.nextInt();
        int r = sc.nextInt();
        for (int i = l; i <= r; i++ ) {
            if (result(i)) {
                System.out.print(i + " ");
            }
        }
    }
}