#include <iostream>
#include <algorithm>
#include <cstring>
using namespace std;
int main(){
    int n;
    cin >> n;
    while(true){
        char a[5], a2[5];
        sprintf(a, "%d", n); //将数字转换为字符数组 
        sprintf(a2, "%d", n);
        sort(a, a+strlen(a), less<int>()); //重组最大数
        sort(a2, a2+strlen(a2), greater<int>());//重组最小数
        int m = atoi(a); //将字符串转换为int 
        n = atoi(a2);
        int ans = n - m;//相减结果 
        printf("%d-%d=%d\n", n, m, ans);
        n = ans;
        if(ans == 6174)
            break; //遇到6174时结束循环 
    }
    return 0;
}