using System;
using System.Linq;
using System.Collections.Generic;

class No400{
    static void Main(){
        var str=Console.ReadLine();
        var list=new List<string>();
        char l;
        foreach(var c in str){
            if(c=='<')l='>';
            else l='<';
            Console.Write(l);
        }
        Console.WriteLine(list);
    }
}