#include <conio.h>
#include <iostream>
#include <string>
using namespace std;
#define MAX_CHAR 10

string sortString(string str, bool SortType);

int main(void)
{
    string a, max, min,b;
    cin >> a;
    b=a;
    int pv = 0;
    int val = 1;
    int counter=0;
    while (true)
    {
        max = sortString(a, true);
        min = sortString(a, false);
        counter++;
        int maxi = stoi(max);
        int mini = stoi(min);

        int val = maxi - mini;
        if (pv == val){
            cout<<"Original number is: "<<b<<" and chain length is "<<counter;
            break;
        }
        if(counter>1000){
            cout<<"Orignal number is: "<<b<<" and chain length is > 1000";
            break;
        }

    //  cout << maxi << " - " << mini << " = " << val << "\n";
        a = to_string(val);
        pv = val;
    }
}

string sortString(string str, bool SortType)
{
    string Ret;

    int len = str.length();

    int charCount[MAX_CHAR] = { 0 };

    for (int i = 0; i < len; i++)
        charCount[i] = (int)(str[i]);

    int Min = 0;

    for (int i = 0; i < len; i++)
    {
        for (int j = 0; j <= i; j++)
        {

            if (SortType)
            {
                if (charCount[j] < charCount[i])
                {
                    Min = charCount[j];
                    charCount[j] = charCount[i];
                    charCount[i] = Min;
                }
            }
            else
            {
                if (charCount[j] > charCount[i])
                {
                    Min = charCount[j];
                    charCount[j] = charCount[i];
                    charCount[i] = Min;
                }

            }
        }
    }

    for (int i = 0; i < len; i++)
        Ret += charCount[i];

    return Ret;
}