Control Flows

public class Main {

    public static void main(String[] args) {
        System.out.println();
        System.out.println("Testing if statement");

        // if statrements, both conditions are true, therefor will print
        if(9 > 2) {
            System.out.println("Testing if 9 > 2");
        }

        if (4<5){
            System.out.println("Testing if 4 < 5");
        }

        // else statement, the conditiona is false, therefor the else statement will print
        System.out.println();
        System.out.println("Testing if (1 < 3 && 5 < 4)");
        if(1 < 3 && 5 < 4){
            System.out.println("Will not print");
        } else {
            System.out.println(" 5 < 4 is false, hence the else statement is printed");
        }


        //remember as soon as one of the conditions is met (top down) Java will exit the control flow.
        // If none of the conditions are met, Java will call the else conditional
        int shoeSize = 10;
        System.out.println();
        System.out.println("Testing if-else if-else control flow");
        if (shoeSize > 12) {
            System.out.println("You have big feet");
        }else if (shoeSize >= 6) {
            System.out.println("Ok you have normal feet");
        } else {
            System.out.println("Could your feet BE any smaller?");
        }

        //Ternary conditional statement, a neater way or writing the if/else conditional
        System.out.println();
        System.out.println("Testing ternary conditional statement");
        int pointsScored = 21;
        System.out.println("Printing true response: " + ((pointsScored > 20) ? "You win": "You lose"));
        pointsScored = 15;
        System.out.println("Printing false response: " + ((pointsScored > 20) ? "You win": "You lose"));

        //Switch statement
        System.out.println();
        System.out.println("Testing the switch statement");

        //can work for any variable type, case conditions just need to match
        int myGrade = 5;
        switch (myGrade){
            case 1:
                System.out.println("Grade 1 = Failure Grade");
                break;
            case 2:
                System.out.println("Grade 2 = Failure Grade");
                break;
            case 3:
                System.out.println("Grade 3 = Failure Grade");
                break;
            case 4:
                System.out.println("Grade 4 = Passing Grade");
                break;
            case 5:
                System.out.println("Grade 5 = Satisfactory Grade");
                break;
            case 6:
                System.out.println("Grade 6 = Good Grade");
                break;
            case 7:
                System.out.println("Grade 7 = Excellent Grade");
                break;
            case 8:
                System.out.println("Grade 8 = Perfect Grade");
                break;
            default:
                System.out.println("Please enter a grade within the grade boundaries");


        }


    }
}