/**
 * @ Author whimouse
 * @ Date 2020/11/24 21:45
 * @ Version 1.0

*/

public class ZuiZhiCha {
    public static void main(String[] args) {
        int a, b, c, d;
        
        System.out.println("请输入四个数字：");
        Scanner sc = new Scanner(System.in);
        int x = sc.nextInt();
        
        a = x / 1000;
        b = (x - a * 1000) / 100;
        c = (x - a * 1000 - b * 100) / 10;
        d = x - a * 1000 - b * 100 - c * 10;
        
        Integer [] arr={a,b,c,d};
        
        //对数组进行排序，降序
        Arrays.sort(arr);
        int max = arr[3]*1000+arr[2]*100+arr[1]*10+arr[0];
        int min = arr[3]+arr[2]*10+arr[1]*100+arr[0]*1000;
        
        System.out.println("max: "+max);
        System.out.println("mix: "+min);
        System.out.println("max-min= "+(max-min));
    }