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