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BJP5 Self-Check 3.8: parameterMysteryTouch

Author: Roy McElmurry (on 2019/09/19)

What output is produced by the following program? 

public class MysteryTouch {
    public static void main(String[] args) { 
        String head = "shoulders"; 
        String knees = "toes"; 
        String elbow = "head"; 
        String eye = "eyes and ears"; 
        String ear = "eye"; 

        touch(ear, elbow); 
        touch(elbow, ear); 
        touch(head, "elbow"); 
        touch(eye, eye); 
        touch(knees, "Toes"); 
        touch(head, "knees " + knees); 
    }
    
    public static void touch(String elbow, String ear) { 
        System.out.println("touch your " + elbow + " to your " + ear); 
    }
}
touch(ear, elbow);
touch(elbow, ear);
touch(head, "elbow");
touch(eye, eye);
touch(knees, "Toes");
touch(head, "knees " + knees);

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