JAVA-PROGRAMS/Heirarchical.java at main · Harshit-1906/JAVA-PROGRAMS · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
//super class
class Base
{
	int a;
	Base()
	{
		System.out.println("Base class ctor ");
		a=10;
	}
}
//sub class
class Child1 extends Base
{
	int x;
	Child1()
	{
		System.out.println("Child1 class ctor ");
		x=100;
	}
	void show()
	{
		System.out.println(a+" "+x);
	}
}
//sub class
class Child2 extends Base
{
	int b;
	Child2()
	{
		System.out.println("Child2 class ctor ");
		b=200;
	}
	void show()
	{
		System.out.println(a+" "+b);
	}
}

//sub class
class Child3 extends Base
{
	int c;
	Child3()
	{
		System.out.println("Child3 class ctor ");
		c=300;
	}
	void show()
	{
		System.out.println(a+" "+c);
	}
}
class Heirarchical
{
	public static void main(String[] args) {
		Child1 ch=new Child1();
		ch.show();
		Child2 ch1=new Child2();
		ch1.show();
		Child3 ch2=new Child3();
		ch2.show();

	}

}