Class Algebra

Lecture 13 Scope/src/Main.java:1–39

class Algebra{
//    int a = 10; //member variables
//    int b = 5;

    int add(){
        int p = 100;
        int q = 20;
        return p + q;
    }

    int sub(){
        int p = 67;
        int q = 20;
        return p - q;
    }

    void demo(){

        {
            int b = 5;
        }

        {
            int b = 100;
        }

        for(int i = 0; i < 5; i++)
        {
            System.out.println(i);
        }

        for(int i = 0; i < 2; i++)
        {
            System.out.println(i);
        }


    }
}

public class Main {