#include <bits/stdc++.h>
using namespace std;
const double eps = 1e-9;
const double pi = acos(-1.0);
const int N = 100010;
int n;
long long x, y, a[N];
void solve() {
  for (int i = 0; i < (int)(n); ++i) a[i] = 1;
  a[0] = y - n + 1;
  for (int i = 0; i < (int)(n); ++i) x -= ((a[i]) * (a[i]));
  if (y < n || x > 0)
    puts("-1");
  else {
    for (int i = 0; i < (int)(n); ++i)
      printf(
          "%I64d"
          "\n",
          a[i]);
  }
}
int main() {
  while (
      ~scanf("%d"
             "%I64d"
             "%I64d",
             &n, &x, &y)) {
    solve();
  }
  return 0;
}
