#include <bits/stdc++.h>
using namespace std;
int main() {
  std::ios_base::sync_with_stdio(false);
  long long a, b, c, d;
  cin >> a >> b >> c;
  d = c - (a - 1);
  if (d <= 0) {
    cout << "-1\n";
    return 0;
  }
  long long e = d * d + (a - 1);
  if (e < b)
    cout << "-1\n";
  else {
    cout << d << endl;
    for (b = 0; b < a - 1; b++) cout << "1\n";
  }
  return 0;
}
