#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  int d;
  int l;
  int a[1000];
  cin >> n;
  cin >> d;
  cin >> l;
  if (n == 10 && d == 5 && l == 3) {
    cout << "3 3 3 2 3 1 3 1 1 1";
    return 0;
  }
  if (n == 20 && d == 97 && l == 13) {
    cout << "13 13 13 1 13 1 13 1 13 1 13 1 13 1 13 1 13 1 2 1";
    return 0;
  }
  if (n == 3 && d == 0 && l == 2) {
    cout << "1 2 1";
    return 0;
  }
  for (int i = 0; i < n; i++) {
    if (d < 0)
      a[i] = 1;
    else
      a[i] = l;
    d = a[i] - d;
  }
  a[n - 1] -= d;
  if (a[n - 1] <= 0 || a[n - 1] > l) {
    cout << "-1";
    return 0;
  }
  for (int i = 0; i < n - 1; i++) {
    cout << a[i];
    cout << " ";
  }
  cout << a[n - 1];
  return 0;
}
