#include <iostream>
#include <cassert>
#include <cmath>
#include <vector>

using namespace std;

int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);

  long long S; cin >> S;
  vector<long long> ans = { S };

  auto is_square = [](long long x) -> bool {
    long long y = (long long)sqrtl((long double)x);
    return y * y == x;
  };
  while (!is_square(ans.back())) {
    long long x = (long long)sqrtl((long double)ans.back());
    long long nxt = ans.back() - x * x;
    ans.back() = x * x;
    ans.push_back(nxt);
  }

  assert(ans.size() <= 15);

  long long s = 0;
  cout << ans.size() << endl;
  for (int i = 0; i < ans.size(); i++) {
    s += ans[i];
    cout << ans[i] << (i + 1 == ans.size()? "\n": " ");
  }
  assert(s == S);
  return 0;
}