#include <bits/stdc++.h>
const long double eps = 1e-8;
using namespace std;
signed main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie(NULL);
  long long int t = 1;
  while (t--) {
    long long int n, x, y;
    cin >> n >> x >> y;
    if (n > y)
      cout << -1 << "\n";
    else {
      long long int ans = y - n + 1;
      if (ans * ans + n - 1 < x)
        cout << -1 << "\n";
      else {
        for (long long int i = 1; i < n; i++) cout << 1 << "\n";
        cout << ans << "\n";
      }
    }
  }
}
