class Cnstrctr
{
Cnstrctr (int a)
	{
	this(2.3f);
	System.out.println("int");
	}
Cnstrctr (float a)
	{
	this(2.3);
	System.out.println("float");
	}
Cnstrctr (double b)
	{
	this('a');
	System.out.println("double");
	}
Cnstrctr (char b)
	{
	System.out.println("char");
	}
public static void main(String...a)
	{
	new Cnstrctr(1);
	}
}
	
Output:
	char
	double
	float
	int

class DetectIpAdd
{
	String IpAdd;
	DetectIpAdd()
	{
	System.out.println("class DetectIpAdd");
	}
}
class Xyz extends DetectIpAdd
	{
	int a,b;
Xyz()
	{
	a=20;
	b=30;
	System.out.println("METHOD XYZ");
	}
public static void main (String ...X)
	{
	new Xyz();
	}
}
	
Output:
	class DetectIpAdd
	METHOD XYZ

class A
{
A()
	{
	System.out.println("no pArA : clAss A");
	}
}
class B extends A
{
	B()
	{
	System.out.println("no pArA : clAss B");
	}
}
class C extends B
{
	C()
	{
	System.out.println("no pArA : clAss C");
	}
public static void main (String ...X)
	{
	new C();
	}
}
	
Output:
	no pArA : clAss A
	no pArA : clAss B
	no pArA : clAss C
	//CONSTRUCTOR CHAINING IN BETWEEN MORETHAN ONE CLASS

class A
{
	A()
	{
	System.out.println("no pArA : clAss A");
	}
	A(int x)
	{
	System.out.println("hvng pArA : clAss A");
	}
}
class B extends A
{
	B()
	{
	System.out.println("no pArA : clAss B");
	}
	B(int x)
	{
	super(3);
	System.out.println("hvng pArA : clAss B");
	}
}
class C extends B
{
	C()
	{
	System.out.println("no pArA : clAss C");
	}
	C(int x)
	{
	super(2);
	System.out.println("hvng pArA : clAss C");
		}
public static void main (String ...X)
	{
	new C(23);
	}
}
	
Output:
	hvng pArA : clAss A
	hvng pArA : clAss B
	hvng pArA : clAss C
	//class A extends Object Object class is the parent class of every class in java

class Dadaji
{
Dadaji(int x)
	{
	this();
	System.out.println("Dadaji");
	}
Dadaji()
	{
	System.out.println("no pArA : Dadaji");
	}
}
class Pitaji extends Dadaji
{
Pitaji(int x)
	{
	System.out.println("Pitaji");
	}
Pitaji()
	{
	super(3);
	System.out.println("no pArA : Pitaji");
	}
}
class Child extends Pitaji
{
Child(int x)
	{
	super(20);
	System.out.println("hvng pArA : child");
	}
public static void main (String ...X)
	{
	new Child(23);
	}
}
	
Output:
	no pArA : Dadaji
	Pitaji
	hvng pArA : child

class Dadaji
{
Dadaji(int x)
	{
	this();
	System.out.println("Dadaji");
	}
Dadaji()
	{
	System.out.println("no pArA : Dadaji");
	}
}
class Pitaji extends Dadaji
{
Pitaji(int x)
	{
	this();
	System.out.println("hvng pArA : Pitaji");
	}
Pitaji()
	{
	super(3);
	System.out.println("no pArA : Pitaji");
	}
}
public static void main (String ...X)
	{	
	new Child(23);
	}
}
	
Output:
	no pArA : Dadaji
	Dadaji
	no pArA : Pitaji
	hvng pArA : Pitaji
	hvng pArA : child