Assignment 6

import java.util.*;
 class Exception{ 
 Scanner sc = new Scanner(System.in); 
 void Arthexc(){ 
 try{
 int n1, n2;
 int rs = 0; 
 System.out.println("ENTER NUM 1: "); 
 n1 = sc.nextInt(); 
 System.out.println("Enter num 2: "); 
 n2 = sc.nextInt(); 
 rs = n1/n2; 
 }
 catch (ArithmeticException e){ 
 System.out.println(e); 
 } 
 System.out.println("REST OF THE CODE"); 
 } 
 void ArrIndOutOfB(int[] arr){
 System.out.println("Standard array is: "); 
 for(int i = 0; i<arr.length; i++){ 
 System.out.print(arr[i]+" "); 
 } 
 System.out.println(); 
 try{ 
 System.out.println("Enter the index number of.  array element which you want to print: "); 
 int n1 = sc.nextInt();
 
 System.out.println(arr[n1]+"is present at given index"); 
 }
 catch(ArrayIndexOutOfBoundsException e){ 
 System.out.println(e); 
 } 
 System.out.println("Normal code flow..."); 
 } 
 void NumForm(){ 
 
 try { 
 System.out.println("Enter first number: "); 
 String s1 = sc.next(); 
 System.out.println("Enter second number: "); 
 String s2 = sc.next(); 
 int a = Integer.parseInt(s1); 
 int b = Integer.parseInt(s2); 
 System.out.println("Entered numbers are: " + a 
+ " & " + b); 
 }catch(NumberFormatException e){ 
 System.out.println(e); 
 } 
 System.out.println("Normal flow of code..."); 
 } 
} 

public class Main1 { 
 public static void main(String[] args) { 
 Scanner sc = new Scanner(System.in); 
 int ch; 
 Exception e = new Exception(); 
 do{ 
 System.out.println("Which exception do you want to see?\n1.Arithmetic 
Exception\t\n2.ArrayIndexOutOfBounds exception\t\n3.Number Format 
Exception"); 
 ch = sc.nextInt(); 
 switch (ch){
 case 1: 
 e.Arthexc(); 
 System.out.println("===========================");       break; 

 case 2: 
 int[] array = {1, 2, 3, 4, 5}; 
 e.ArrIndOutOfB(array); 
 System.out.println("===========================");
 break; 

 case 3: 
 e.NumForm(); 
 
System.out.println("============================"); break; 

default: 
System.out.println("Enter valid input  please!!!!"); 
 break;
 } 
 }
 while(ch!=4); 
 }
 }