File list (Check if you may need any files):
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.......\.classpath
.......\.project
.......\.settings
.......\.........\org.eclipse.jdt.core.prefs
.......\bin
.......\...\lexer
.......\...\.....\Lexer.class
.......\...\.....\Num.class
.......\...\.....\Real.class
.......\...\.....\Tag.class
.......\...\.....\Token.class
.......\...\.....\Word.class
.......\...\main
.......\...\....\Main.class
.......\src
.......\...\lexer
.......\...\.....\Lexer.java
.......\...\.....\Num.java
.......\...\.....\Real.java
.......\...\.....\Tag.java
.......\...\.....\Token.java
.......\...\.....\Word.java
.......\...\main
.......\...\....\Main.java