#include<iostream>
using namespace std;
int main()
{
char a,b,c,i;
while(cin>>a>>b>>c)
{
if(a>b)
{
i=a;
a=b;
b=i;
}
if(b>c)
{
i=b;
b=c;
c=i;
}
if(a>b)
{
i=a;
a=b;
b=i;
}
cout<<a<<" "<<b<<" "<<c<<endl;
}
return 0;
}