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