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