A program to understand applet

import java.awt.*;

import java.applet.*;

/*<applet code="viveka" width=300 height=200></applet>*/

public class viveka extends Applet

{

public void init()

{

Label one=new Label("one");

Label two=new Label("two");

Label three=new Label("three");

add(one);

add(two);

add(three);

}

}

A program using "super" function

class a

{

int a1,a2;

public int a3=5;

void disp()

{

System.out.println("the value of a3 in class a");

System.out.println(a3);

}

}

class b extends a

{

public int b1,b2;

void disp()

{

super.disp();

b1=4;

b2=10;

System.out.println("value of b1,b2 :");

System.out.println("value assign for i1 and i2 is" +b1+" "+b2);

}

}

public class mc3

{

public static void main(String arg[])

{

b a1=new b();

a1.disp();

}

}

A program to check the number is Armstrong or Not

public class armstrong

{

public static void main(String args[])

{

int n,r,sum,p,x,count;

n=370;

count=0;

sum=0;

p=n;

x=n;

while(n!=0)

{

count++;

n/=10;

}

while(p!=0)

{

r=p%10;

sum+=Math.pow(r,count);

p=p/10;

}

if(sum==x)

System.out.print("Armstrong");

else

System.out.print("Not");

}

}

A program to print days using switch case

public class day

{

public static void main(String ar[])

{

int day=7;

switch (day)                    

{

case 1:System.out.println("Monday");

break;

case 2:System.out.println("Tuesday");

break;

case 3:System.out.println("wednesday");

break;

case 4:System.out.println("thrusday");

break;

case 5:System.out.println("friday");

break;

case 6:System.out.println("saturday");

break;

case 7:System.out.println("Sunday");

break;

default :System.out.println("invalid day");

break;

}

}

}

A Program to check Account balance

class balance

{

String name;

int bal;

balance(String n,int x)

{

name=n;

bal=x;

}

void show()

{

if(bal<0)

System.out.println("------>");

System.out.println(name+" : $"+bal);

}

}

public class acountbalance

{

public static void main(String arg[])

{

balance current[]=new balance[3];

current[0]=new balance("v.k.mishra", 1299);

current[1]=new balance("a.k.mishra", 1295);

current[2]=new balance("n.mishra", -1299);

for(int  i=0; i<3; i++) current[i].show();

}

}