#include <bits/stdc++.h>
using namespace std;
int main() {
  long long y1, y;
  long long x, sum = 0;
  int n;
  cin >> n >> x >> y;
  y1 = y;
  if (n > 1) {
    y1 -= n;
    if (y1 < 0) {
      cout << -1;
      return 0;
    }
    y1++;
    sum = n - 1 + y1 * y1;
  } else {
    sum = y * y;
  }
  if (sum < x)
    cout << -1;
  else {
    cout << y1 << endl;
    for (int i = 1; i < n; i++) cout << 1 << endl;
  }
}
