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