#include <bits/stdc++.h>
using namespace std;
int main() {
  long long n, x, y, S1, Sn, i;
  cin >> n >> x >> y;
  S1 = n;
  Sn = ((y - n + 1) * (y - n + 1)) + (n - 1);
  if (y < S1 || x > Sn)
    puts("-1");
  else {
    for (i = 1; i != n; i++) printf("1 ");
    cout << (y - n + 1) << endl;
  }
  return 0;
}
