#include <bits/stdc++.h>
using namespace std;
template <typename T>
T gcd(T a, T b) {
  if (a == 0) return b;
  return gcd(b % a, a);
}
template <typename T>
T pow(T a, T b, long long m) {
  T ans = 1;
  while (b > 0) {
    if (b % 2 == 1) ans = (ans * a) % m;
    b /= 2;
    a = (a * a) % m;
  }
  return ans % m;
}
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  ;
  long long n, d, l;
  cin >> n >> d >> l;
  long long max1 = (n + 1) / 2 * l - (n / 2) * 1;
  long long min1 = (n + 1) / 2 * 1 - (n / 2) * l;
  if (d > max1 || d < min1) {
    cout << "-1";
    return 0;
  }
  vector<long long> v(n, 1);
  for (long long i = 1; i < n; i += 2) {
    v[i] = l;
  }
  long long diff = d - min1;
  for (long long i = 0; i < n && diff > 0; i++) {
    if (i % 2 == 0) {
      while (diff > 0 && v[i] < l) {
        v[i]++;
        diff--;
      }
    } else {
      while (diff > 0 && v[i] > 1) {
        v[i]--;
        diff--;
      }
    }
  }
  for (auto it : v) {
    cout << it << " ";
  }
  return 0;
}
