using System;

public class Test
{
	public static void Main()
	{
		string str = "";
		string x = Console.ReadLine();
		int n = x.Length;
		for(int i = n - 1; i >= 0; i--)
		{
			if (x[i] == '<') str += '>';
			else str += '<';
		}
		Console.WriteLine(str);
	}
}