#include <bits/stdc++.h>
#pragma comment(linker, "/STACK:256777216")
using namespace std;
int main() {
  long long n, x, y, tt;
  cin >> n >> x >> y;
  if (n > y) {
    cout << -1;
    return 0;
  }
  long long a, t;
  a = 1;
  t = y - n + 1;
  tt = n - 1 + t * t;
  if (tt < x) {
    cout << -1;
    return 0;
  }
  for (int i = 0; i < n - 1; i++) cout << 1 << " ";
  cout << t;
  return 0;
}
