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