#include <bits/stdc++.h>
using namespace std;
const int N6 = 1e6 + 6;
using namespace std;
long long n, m, x, y, sum1, sum2, ans1, ans2;
int main() {
  cin >> n >> x >> y;
  if (n > y) {
    cout << -1;
    return 0;
  }
  sum1 = y - n + 1;
  sum1 *= sum1;
  sum1 += (n - 1);
  if (sum1 >= x) {
    for (int i = 1; i < n; ++i) {
      cout << 1 << ' ';
    }
    cout << y - n + 1;
  } else
    cout << -1;
  return 0;
}
