9.Java Static Initializer Block

import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {
    public static int B,H;
    public static boolean flag=true;
    static{ Scanner sc= new Scanner(System.in);
    B=sc.nextInt();
    H=sc.nextInt();
    if(B<=0 || H<=0)
    { System.out.println("java.lang.Exception: Breadth and height must be positive"); flag=false; } 
}

public static void main(String[] args){
		if(flag){
			int area=B*H;
			System.out.print(area);
		}
		
	}//end of main

}//end of class