file4.java

public class file4 {
    public static void main(String args[]){
        // output 
        // Java is a statically typed language which is you have to tell what is the type of the variable 
        //Data types can be divided into two different types : primitive and non primitive 
        // Primitive : byte (1 byte = 8 bits), short , char (2 bytes), boolean(1), int(4), long(8), float(4), double (8) each data type uses different amount of memory
        // Non-primitive : String, Array, Class, object and interface 
        int a = 10;
        int b = 5;
        System.out.println(a+b);
        // Variables
        String name = "Hello harneet";
        int age = 22;
        double price = 25.25;
        System.out.println(price-b);
        System.out.println(a*b);
        System.out.println((a*b)/(a-b));
        System.out.println(a*b/a-b);
        // priority of operations: * / % > -+
    }
}