Static_block.java

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

public class Solution {
  static Scanner sc = new Scanner(System.in); // System.in imp coz else error: no suitable constructor found for Scanner()
  static int B= sc.nextInt();
  static int H= sc.nextInt();
  static boolean flag = true;  // not 1
  static{
      try{
          if(B<=0 || H<=0){
              flag=false;
              throw new Exception("Breadth and height must be positive");  //IMP
          } 
      }
      catch(Exception e) {
          System.out.println(e);
      }

  }
    public static void main(String[] args){
        if(flag){  // Flag imp coz it will still proceed to main coz of exception not error
          int area=B*H;
          System.out.print(area);
        }	
    }
}