#include <iostream>
using namespace std;

int rast(int n, int r)
{
    if(n==0) return r;
    else return rast(n/10,r*10+n%10);
}

void desc(int x, int i)
{
    if(i<=x/2)
    {
        if(i+rast(i,0)==x) cout<<i<<"+"<<rast(i,0)<<endl;
        desc(x,i+1);
    }
}

int main()
{
    int x;
    cin>>x;
    desc(x,1);
    return 0;
}