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