Hello.bat-1-#!/bin/sh
Hello.bat|2|echo "Hello World!"
Hello.java-1-import java.lang.*;
Hello.java:2:
Hello.java-3-public class Hello // prints a Hello World! greeting
Hello.java|4|{ public static void main(String[] arg)
Hello.java-5-  { System.out.println("Hello World!");
Hello.java:6:  }
Hello.java:7:}
Hello.sh-1-#!/bin/sh
Hello.sh|2|echo "Hello World!"
Hello.txt:1:Hello
emptyline.txt:1: