#include<bits/stdc++.h>
using namespace std;
int main()
{
unsigned long long n,N;
while(cin>>n and n>0)
{
N=(n*10)/9;
if(n%9==0)
{
cout<<N-1<<" "<<N<<endl;
}
else
{
cout<<N<<endl;
}
}
return 0;
}
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