#include <bits/stdc++.h>
using namespace std;
int32_t main() {
  ios_base::sync_with_stdio(false);
  long long t = 1;
  while (t--) {
    long long n, d, l;
    cin >> n >> d >> l;
    long long a[n];
    memset(a, 0, sizeof(a));
    for (long long i = 0; i < n - 1; i++) {
      if (d < 1) {
        d = 1 - d;
        a[i] = 1;
      } else {
        d = l - d;
        a[i] = l;
      }
    }
    if (d >= 1 && d <= l) {
      a[n - 1] = d;
      for (long long i = 0; i < n; i++) {
        cout << a[i] << " ";
      }
      cout << endl;
    } else {
      cout << -1 << endl;
    }
  }
  return 0;
}
