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Finished exercises
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‎ch02/.idea/vcs.xml‎

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‎ch02/Arithmetic.java‎

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public class Arithmetic
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{
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public static void main (String[]args)
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{int num = 100;
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int factor = 20;
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int sum = 0;
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sum= num + factor; //100+20
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System.out.println("Addition sum: " + sum);
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sum = num - factor; // 100-20
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System.out.println("Subtraction sum: " + sum);
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sum=num*factor; //100x20
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System.out.println("Multiplication sum: " + sum);
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sum=num/factor; //100/20
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System.out.println("Division sum: " + sum);
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}
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}

‎ch02/Assignment.java‎

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public class Assignment
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{
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public static void main (String[]args)
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{
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String txt="Fantastic ";
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String lang="Java";
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txt+=lang; //Assign concatenated String
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System.out.println("Add & Assign Strings:" +txt);
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int sum=10;
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int num=20;
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sum+=num; //Assign result (10+20=30)
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System.out.println("Add & Assign Integers: "+sum);
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int factor = 5;
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sum*= factor; //Assign result (30x5=150)
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System.out.println("Multiplication sum: "+ sum);
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sum/= factor; //Assign result (150/5=30)
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System.out.println("Division sum: "+ sum);
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}
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}

‎ch02/Constants.java‎

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public class Constants
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{
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public static void main(String[]args)
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{
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final int TOUCHDOWN = 6;
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final int CONVERSION = 1;
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final int FIELDGOAL = 3;
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int td, pat, fg, total;
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td=4*TOUCHDOWN;
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pat=3*CONVERSION;
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fg=2*FIELDGOAL;
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total = (td+pat+fg);
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System.out.println("Score: " + total);
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}
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}
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‎ch02/DataTypes.java‎

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public class DataTypes
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{
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public static void main (String[]args)
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{char letter = 'M';
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String title = "Java in easy steps";
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int number = 365;
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float decimal = 98.6f;
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boolean result = true;
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System.out.println("Initial is " + letter);
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System.out.println("Book is " + title);
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System.out.println("Days are " + number);
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System.out.println("Temperature is "+ decimal);
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System.out.println("Answer is " + result);
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}
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}

‎ch02/FirstVariable.java‎

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public class FirstVariable
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{
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public static void main(String[] args)
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{
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String message = "Initial value";
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System.out.println(message);
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message = "Modified value";
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System.out.println(message);
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}
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}

‎ch02/Variables.java‎

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public static void main(String[] args)
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{
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//Christy
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String message;
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int x;
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