Hello.java:import java.lang.*;
Hello.java:
Hello.java-public class Hello // prints a Hello World! greeting
Hello.java-{ public static void main(String[] arg)
Hello.java:  { System.out.println("Hello World!");
Hello.java-  }
Hello.java-}
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Hello.pdf-trailer
Hello.pdf-<< /Size 21 /Root 11 0 R /Info 1 0 R /ID [ <8db88d3335070bd9583341583cf769a3>
Hello.txt:Hello
emptyline.txt: