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