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