#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  int n, k, s;
  cin >> n >> k >> s;
  int ss = (s > (int)5e8 ? 1 : (int)1e9);
  cout << s << " ";
  for (int i = 1; i < n; ++i) {
    if (i < k)
      cout << 0;
    else
      cout << ss;
    cout << " ";
  }
  return 0;
}
