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