#include <bits/stdc++.h>
using namespace std;
signed main() {
  ios_base::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  long long int n, x, y;
  cin >> n >> x >> y;
  if (y < n)
    cout << -1;
  else if ((n - 1 + (y - n + 1) * (y - n + 1)) < x)
    cout << -1;
  else {
    for (long long int i = 0; i < n - 1; i++) cout << 1 << endl;
    cout << y - n + 1;
  }
}
