#include <bits/stdc++.h>
using namespace std;
const long double EPS = 1e-11;
const long double PI = 3.1415926535897932384626433832795;
int main() {
  cout << setiosflags(ios::fixed) << setprecision(8);
  long long n, x, y;
  cin >> n >> x >> y;
  if (n > y || (y - (n - 1)) * (y - (n - 1)) + n - 1 < x)
    cout << -1 << endl;
  else {
    cout << y - (n - 1) << endl;
    for (int i = 1; i < n; i++) {
      puts("1");
    }
  }
  return 0;
}
