CJ-3 : Sum(predefined values)

Type the programs in NOTEPAD or DOS prompt itself, for Consol Application.
Type in NETBEANS or ECLIPSE for Window Application.
Here after , I am just typing the programs only..to know more about it , refer

Introduction to JAVA 

before doing any JAVA Programs.

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Refer Sum(user defined values) also.
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class Add 

{

public static void main(String args[]) 

{   

     int a,b,c;

     a=20;

     b=40;

     c=a+b;

     System.out.println("Addition="+c);

}

}

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Output : Addition=60.