import java.util.*;

public class LargestAtBack {

    public static void main (String[] argv)
    {
        // Some test data (a subset of Java's reserved words).
	String[] reservedWords = {"if", "else", "while", "do", "return", 
				  "true", "false", "instanceof", "class"};
        
        System.out.println ( "Before: " + Arrays.toString(reservedWords) );

	largestAtBack (reservedWords);

        System.out.println ( "After: " + Arrays.toString(reservedWords) );
    }
    
}