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