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