PACKAGE -Program

Package 1

package pkg1;

public class def

{

public void add()

{

int a=12,b=14,c;

c=(a+b);

System.out.println(c);

}

public void sub()

{

int x=20;

int y=10;

int z;

z = (x-y);

System.out.println(z);

}

}

Package 2

package pks2;

public class def1

{

public void mul()

{

int i,j=10,k=30;

i=(j*k);

System.out.println(i);

}

public void div()

{

int e=20,f=10,d;

d=e/f;

System.out.println(d);

}

}

Main Program

import pkg1.*;

import pks2.*;

class abc1

{

public static void main(String[]args)

{

def obj=new def();

def1 obj1=new def1();

obj.add();

obj.sub();

obj1.mul();

obj1.div();

}

}

Output:

C:\>CD JDK1.4

C:\jdk1.4>CD BIN

C:\jdk1.4\bin>CD pkg1

C:\jdk1.4\bin\pkg1>set path=c:\jdk1.4\bin;

C:\jdk1.4\bin\pkg1>javac def.java

C:\jdk1.4\bin\pkg1>cd..

C:\jdk1.4\bin>cd pks2

C:\jdk1.4\bin\pks2>javac def1.java

C:\jdk1.4\bin\pks2>cd..

C:\jdk1.4\bin>cd..

C:\jdk1.4>cd bin

C:\jdk1.4\bin>javac abc1.java

C:\jdk1.4\bin>java abc1

26

10

300

2