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