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