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