---

#include <iostream>
#include <vector>

using namespace std;

long long sumaCyfr(long long x) {
    long long suma = 0;
    while (x > 0) {
        suma += x % 10;
        x /= 10;
    }
    return suma;
}

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    
    int n;
    if (!(cin >> n)) return 0;
    
    for (int i = 0; i < n; i++) {
        long long a;
        cin >> a;
        
        vector<long long> wyniki;
        long long poczatek = max(1LL, a - 162);
        
        for (long long x = poczatek; x <= a; x++) {
            if (x + sumaCyfr(x) == a) {
                wyniki.push_back(x);
            }
        }
        
        cout << wyniki.size() << "\n";
        for (size_t j = 0; j < wyniki.size(); j++) {
            cout << wyniki[j] << (j + 1 == wyniki.size() ? "" : " ");
        }
        cout << "\n";
    }
    
    return 0;
}