JavaPractice.java

public class JavaPractice {
    public static void main(String[] args) {
        System.out.println("hello world");
        System.out.println("hello java");
        int myFirstNumber = 5;
        System.out.println(myFirstNumber);
        System.out.println("myFirstNumber");
        myFirstNumber = 10;
        System.out.println(myFirstNumber);
        myFirstNumber = 1000;
        System.out.println(myFirstNumber);
        myFirstNumber = 10 + 5;
        System.out.println(myFirstNumber);
        myFirstNumber = (10 + 5) + (2 * 10);
        System.out.println(myFirstNumber);
        int mySecondNumber = 12;
        int myThirdNumber = 6;
        System.out.println(mySecondNumber);
        System.out.println(myThirdNumber);
        int myTotal = myFirstNumber + mySecondNumber + myThirdNumber;
        System.out.println(myTotal);
        myThirdNumber = myFirstNumber * 2;
        System.out.println(myThirdNumber);
        myTotal = myFirstNumber + mySecondNumber + myThirdNumber;
        System.out.println(myTotal);
        int myLastOne = 1000 - myTotal;
        System.out.println(myLastOne);
    }
}