#include <bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC target("sse4")
using namespace std;
const long long INF = 1e18;
const long long MOD = 1e9 + 7;
const long long N = 2e6 + 10;
const long long dx[8] = {1, 0, -1, 0, 1, 1, -1, -1},
                dy[8] = {0, 1, 0, -1, -1, 1, -1, 1};
bool TC = 0;
long long binpow(long long a, long long b) {
  long long res = 1;
  while (b) {
    if (b & 1) res = res * 1LL * a;
    a = a * 1LL * a;
    b >>= 1;
  }
  return res;
}
long long s(long long n) {
  long long res = 0;
  while (n) {
    res += n % 10;
    n /= 10;
  }
  return res;
}
void test_case() {
  long long a, b, c;
  cin >> a >> b >> c;
  vector<long long> v;
  for (long long i = 1; i <= 81; i++) {
    long long var = b * ((long long)binpow(i, a)) + c;
    if (s(var) == i && var < 1e9) v.push_back(var);
  }
  cout << (long long)((v).size()) << '\n';
  for (long long i = 0; i < (long long)((v).size()); i++) {
    cout << v[i] << " ";
  }
}
int32_t main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  if (TC) {
    long long T;
    cin >> T;
    while (T--) test_case();
  } else
    test_case();
  return 0;
}
