import java.util.Random;

public class PrimitiveTypesExample {
    public static void main(String[] args) {
        // int
        int myInt = 10;
        System.out.println(myInt); // output: 10
        
        // double
        double myDouble = 3.14159;
        System.out.println(myDouble); // output: 3.14159
        
        // boolean
        boolean myBoolean = true;
        System.out.println(myBoolean); // output: true
        
        // char
        char myChar = 'a';
        System.out.println(myChar); // output: a
        
        // Using substring method
        String myString = "Hello, World!";
        String mySubstring = myString.substring(7);
        System.out.println(mySubstring); // output: World!
        
        // Using random method
        Random rand = new Random();
        int randomNum = rand.nextInt(10);
        System.out.println(randomNum); // output: a random integer between 0 and 9
    }
}

PrimitiveTypesExample.main(null);
10
3.14159
true
a
World!
7