#include <bits/stdc++.h>
using namespace std;
const int MOD = (int)1e9 + 7;
const int MAX = 1e6;
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  long long int n, x, y, sum = 0, tot = 0, a;
  cin >> n >> x >> y;
  sum = min(n - 1, y - 1);
  y -= min(y - 1, n - 1);
  sum += (y * y);
  if (sum < x || n > y)
    cout << "-1" << endl;
  else {
    cout << y << endl;
    for (int i = 1; i < n; i++) cout << "1" << endl;
  }
  return 0;
}
