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