#include <bits/stdc++.h>
using namespace std;
const int mod = 1e9 + 7;
int main() {
  ios::sync_with_stdio(false);
  long long int n, x, y;
  cin >> n >> x >> y;
  vector<long long int> nums;
  long long int sum = 0;
  for (int i = 0; i < n; i++) {
    if (i == n - 1)
      nums.push_back(y);
    else
      nums.push_back(1);
    y--;
    if (y < 0) {
      cout << -1;
      return 0;
    }
    sum += nums[i] * nums[i];
  }
  if (sum < x) {
    cout << -1;
    return 0;
  }
  for (int i = 0; i < n; i++) {
    cout << nums[i] << endl;
  }
}
