#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  vector<long long> v;
  int n;
  long long x, y, sum = 0;
  cin >> n >> x >> y;
  for (int i = 0; i < n - 1; i++) {
    v.push_back(1);
  }
  v.push_back(y - n + 1);
  for (int i = 0; i < n; i++) {
    sum += v[i] * v[i];
  }
  if (sum < x || v[n - 1] <= 0) {
    cout << -1;
  } else {
    for (int i = 0; i < n; i++) {
      cout << v[i] << endl;
    }
  }
  return 0;
}
