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By Bruce Eckel, Ervin Varga

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20 Thinking in Java, 4th Edition Annotated Solution Guide Operators To satisfy IDEs like Eclipse, we have included package statements for chapters before Access Control. If you have solved the problems in this chapter without using package statements, your solutions are still correct. java /****************** Exercise 1 ***************** * Write a program that uses the "short" and * normal form of print statement. java /****************** Exercise 2 ***************** * Create a class containing a float and use it to * demonstrate aliasing.

Java example in this * chapter to create a "hello, world" program that * simply displays that statement. You need only a * single method in your class (the "main" one that * executes when the program starts). Remember * to make it static and to include the argument * list (even though you don't use it). * Compile the program with javac and run it using * java. If you are using a different development * environment than the JDK, learn how to compile * and run programs in that environment. "); } } /* Output: Hello, world!

Where each * number (from the third on) is the sum of the previous * two. Create a method that takes an integer as an * argument and displays that many Fibonacci numbers * starting from the beginning. , you run java * Fibonacci 5 (where Fibonacci is the name of the * class) the output will be: 1, 1, 2, 3, 5. print(fib(i) + ", "); } } /* Output: 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987, 1597, 2584, 4181, 6765, *///:~ This problem, commonly presented in introductory programming classes, uses recursion, meaning that a function calls itself until it reaches a bottoming-out condition and returns.

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Annotated Solution Guide for Thinking in Java Fourth Edition by Bruce Eckel, Ervin Varga


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