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