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