#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(false);
  int64_t n, l, d;
  cin >> n >> d >> l;
  int a[25001];
  for (int i = 1; i <= n; i++) {
    if (d > 0) {
      a[i] = l;
    } else {
      a[i] = 1;
    }
    d = a[i] - d;
  }
  a[n] = a[n] - d;
  if (a[n] <= 0 || a[n] > l) {
    cout << -1;
  } else {
    for (int i = 1; i <= n; i++) {
      cout << a[i] << " ";
    }
  }
  return 0;
}
