#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, d, l;
  cin >> n >> d >> l;
  vector<int> arr(n);
  int msum = 0;
  for (int i = 0; i < n; i++) {
    if (i & 1) {
      arr[i] = l;
      msum -= arr[i];
    } else {
      arr[i] = 1;
      msum += arr[i];
    }
  }
  if (d < msum) {
    cout << -1 << "\n";
    return 0;
  }
  for (int i = 0; i < n; i++) {
    if (msum < d) {
      if (i & 1) {
        arr[i] -= min(l - 1, d - msum);
        msum += min(l - 1, d - msum);
      } else {
        arr[i] += min(l - 1, d - msum);
        msum += min(l - 1, d - msum);
      }
    }
  }
  if (msum != d) {
    cout << -1 << "\n";
  } else {
    for (int i = 0; i < n; i++) cout << arr[i] << " ";
    cout << "\n";
  }
  return 0;
}
