#include <bits/stdc++.h>
using namespace std;
long long s, n, x, y, ar[200000];
int main() {
  cin >> n >> x >> y;
  if (y < n)
    cout << -1 << endl;
  else {
    ar[1] = y - n + 1;
    for (int i = 2; i <= n; i++) ar[i] = 1;
    s = 0;
    for (int i = 1; i <= n; i++) s += ar[i] * ar[i];
    if (s < x)
      cout << -1 << endl;
    else
      for (int i = 1; i <= n; i++) cout << ar[i] << " ";
  }
  cin.get();
  cin.get();
  return 0;
}
