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