Inheritance - Extending a Class

/* ======================================================= File Name : ExtendClass.java WebSite : http://javaproglang.blogspot.in/ Facebook : https://www.facebook.com/bintu.chaudhary.mks Twitter : https://twitter.com/bintuchaudhary Created By : Bintu Chaudhary ======================================================= */ import java.io.*; class student { int a,b; student(int x, int y) //Constructor { a = x; b = y; } void show() { int mul = a * b; System.out.println("\n\t====================="); System.out.println("\n\t FIRST CLASS\n"); System.out.println("\t Multiplication="+mul); } } class student2 extends student { int c,d; student2(int x,int y,int z,int r) { super(x,y); c = z; d = r; } void display() { int sum = c + d; System.out.println("\n\n\t SECOND CLASS\n"); System.out.println("\t Sum="+sum); System.out.println("\n\t====================="); } } class ExtendClass { public static void main(String args[]) { student2 obj=new student2(8,10,12,14); obj.show(); obj.display(); } }

Output of "ExtendClass.java"

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