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