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