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