Fibonacci Series in Java

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import java.util.Scanner; class Fabonacci {     public static void main(String[] args)     {         // declare variable         int FirstNumber,SecondNumber;         // initialize variable         FirstNumber = 1;         SecondNumber = 1;         //taking input from user using Scanner class         System.out.println("Plase Enter Number For Generate Fabonacci Series");         Scanner scan = new Scanner(System.in);         int Val = scan.nextInt();         while(FirstNumber < Val)         {             System.out.println(FirstNumber);             FirstNumber = FirstNumber + SecondNumber;             SecondNumber = FirstNumber - SecondNumber;         }     } }