import java.util.*;
import java.util.regex.*;
import java.lang.*;
import java.io.*;

class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		String line = "data1\\\\.d\\.ata2.da\\.ta3.data4";
		Pattern p = Pattern.compile("(?s)(?:[^\\\\.]|\\\\.)+");
	    Matcher m = p.matcher(line);
	    List<String> res = new ArrayList<>();
	    while(m.find()) {
	    	res.add(m.group());
	    }
	    System.out.println(res);
	}
}