#include <bits/stdc++.h>
using namespace std;
template <typename Arg1>
void __f(const char* name, Arg1&& arg1) {
  std::cerr << name << " : " << arg1 << endl;
}
template <typename Arg1, typename... Args>
void __f(const char* names, Arg1&& arg1, Args&&... args) {
  const char* comma = strchr(names + 1, ',');
  std::cerr.write(names, comma - names) << " : " << arg1 << " | ";
  __f(comma + 1, args...);
}
long long hell = round(1e18);
signed solve() {
  long long n, d, l;
  cin >> n >> d >> l;
  vector<long long> v;
  vector<long long> w;
  if (n % 2) {
    long long p = n / 2;
    long long q = p + 1;
    if (q - p * l <= d & q * l - p >= d) {
      if (d <= 0) {
        long long k = q - d;
        for (long long i = 0; i < k % p; i++) {
          v.push_back(k / p + 1);
        }
        for (long long i = k % p; i < p; i++) {
          v.push_back(k / p);
        }
        for (long long i = 0; i < q; i++) w.push_back(1);
      } else {
        long long k = q * l - d;
        __f("k, p, q", k, p, q);
        for (long long i = 0; i < p; i++) v.push_back(1);
        long long j = p + d;
        for (long long i = 0; i < j % q; i++) w.push_back(j / q + 1);
        for (long long i = j % q; i < q; i++) w.push_back(j / q);
      }
      for (long long i = 0; i < p; i++) cout << w[i] << " " << v[i] << " ";
      cout << w[p];
    } else {
      cout << -1;
    }
  } else {
    long long p = n / 2;
    if (p - p * l <= d & p * l - p >= d) {
      if (d <= 0) {
        long long k = p - d;
        for (long long i = 0; i < k % p; i++) {
          v.push_back(k / p + 1);
        }
        for (long long i = k % p; i < p; i++) {
          v.push_back(k / p);
        }
        for (long long i = 0; i < p; i++) w.push_back(1);
      } else {
        long long q = p;
        long long k = q * l - d;
        for (long long i = 0; i < p; i++) v.push_back(1);
        long long j = p + d;
        for (long long i = 0; i < j % q; i++) w.push_back(j / q + 1);
        for (long long i = j % q; i < q; i++) w.push_back(j / q);
      }
      for (long long i = 0; i < p; i++) cout << w[i] << " " << v[i] << " ";
    } else {
      cout << -1;
    }
  }
  return 0;
}
signed main() {
  long long t = 1;
  ios_base::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  ;
  while (t--) {
    solve();
  }
  return 0;
}
