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