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