#include<bits/stdc++.h>
using namespace std;
int main()
{
  int i,j,n,k;
  long long int s;
  cin>>n>>k>>s;
  for(i=0;i<k;i++)
  {
    cout<<s<<" ";
  }
  int a=0;
  for(i=n-1;i>=k;i--)
  {
    if(a==0)
    {
      if(s!=2)
      cout<<"1"<<" ";
      else
      {
        cout<<"5"<<;
      }
    }
    else if(a==1)
    {
      if(s!=1000000000)
      cout<<s+1<<" ";
      else
      {
        cout<<s-1009<<" ";
      }
    }
    a=1-a;
  }
}
