#include <bits/stdc++.h>
using namespace std;
const long long N = 1e5 + 7;
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  long long int n, x, y;
  cin >> n >> x >> y;
  vector<long long int> ans;
  for (int i = 1; i <= n - 1; ++i) {
    ans.push_back(1);
  }
  long long int temp = y - (n - 1);
  if (temp <= 0) {
    cout << "-1" << endl;
    return 0;
  }
  ans.push_back(temp);
  long long sum = 0;
  for (int i = 0; i < ans.size(); ++i) {
    sum += 1ll * ans[i] * ans[i];
  }
  if (sum < x) {
    cout << "-1" << endl;
    return 0;
  }
  for (int i = 0; i < ans.size(); ++i) cout << ans[i] << endl;
  return 0;
}
