#include <bits/stdc++.h>
using namespace std;
long long MAX = 10000000006;
int main() {
  long long n, x, y;
  cin >> n >> x >> y;
  if (((y - n + 1) * (y - n + 1) + n - 1 < x) || (y < n)) {
    cout << -1;
    return 0;
  }
  cout << (y - n + 1) << endl;
  n--;
  while (n > 0) {
    cout << 1 << endl;
    n--;
  }
  return 0;
}
