#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,a,b,c,d,m;
	cin>>n;
	a=int(n/1000); 
	b=int(n/100%10);
	c=int(n/10%10);
	d=n%10;
	m=1000*d+100*c+10*b+a;
	if (n > m){
		cout << n << "-" << m << "=" << n - m;
	}else{
		cout << m << "-" << n << "=" << m - n;
	}
}

#include <iostream>
using namespace std;

int main() {
    int original, reversed_num = 0;
    cin >> original; // 读取原始四位数
    int temp = original; // 临时变量，用于拆解数字（避免修改原数）

    // 步骤1：拆解并构造倒序数
    // 个位：temp%10 → 十位：(temp/10)%10 → 百位：(temp/100)%10 → 千位：temp/1000
    reversed_num = (temp % 10) * 1000 + ((temp / 10) % 10) * 100 + ((temp / 100) % 10) * 10 + (temp / 1000);

    // 步骤2：计算正数差值，并按格式输出
    int diff;
    if (reversed_num > original) {
        diff = reversed_num - original;
        cout << reversed_num << "-" << original << "=" << diff << endl;
    } else {
        diff = original - reversed_num;
        cout << original << "-" << reversed_num << "=" << diff << endl;
    }

    return 0;
}