Basic Java programs for beginners

Development Programming
1

[ul]
[li]Java Program to find the area of a circle[/li][/ul]

[CODE=java]public class Main {

public static void main(String[] args) {
System.out.println("Enter the radius of the circle to find it's area:");
Scanner input= new Scanner(System.in);
int a=input.nextInt();
float  area= 3.14f* a*a;
System.out.println ("The area of the given circle is: "+area);
}

}[/CODE]

2

To create classes or objects
public class MyClass {
int x = 10;
public static void main(String args) {
MyClass myObj1 = new MyClass();
MyClass myObj2 = new MyClass();
System.out.println(myObj1.x);
System.out.println(myObj2.x);
}
}
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