#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, d, l;
  int ans1 = 0, ans2 = 0, a[1000];
  cin >> n >> d >> l;
  for (int i = 1; i <= n; i++)
    if (i % 2 == 1)
      ans1 += 1;
    else
      ans1 -= l;
  if (ans1 > d) {
    cout << -1 << endl;
    return 0;
  }
  for (int i = 1; i <= n; i++)
    if (i % 2 == 1)
      ans2 += l;
    else
      ans2 -= 1;
  if (ans2 < d) {
    cout << -1 << endl;
    return 0;
  }
  for (int i = 1; i <= n; i++)
    if (i % 2 == 1)
      a[i] = 1;
    else
      a[i] = l;
  for (int i = ans1; i < d; i++) {
    for (int j = 1; j <= n; j++) {
      if ((j % 2 == 1) && (a[j] < l)) {
        ++a[j];
        break;
      }
      if ((j % 2 == 0) && (a[j] > 1)) {
        --a[j];
        break;
      }
    }
  }
  for (int i = 1; i <= n; i++) cout << a[i] << " ";
  return 0;
}
