The program is an illustration of exceptions
Exceptions are used to manage programs from crashing, when they encounter errors.
The program in Java, where comments are used to explain each line is as follows:
import java.util.*;
public class Main {
public static void main(String[] args) {
//This creates a Scanner object
Scanner input = new Scanner(System.in);
//This gets input for userNum
int userNum = input.nextInt();
//This gets input for divNum
int divNum = input.nextInt();
//This opens the InputMismatchException try catch
try {
//This opens the ArithmeticException try catch
try{
//This prints the division of userNum by divNum
System.out.print(userNum/divNum);
}
//If divNum is 0, this catches the exception
catch (ArithmeticException e){
System.out.println(e.getMessage());
}
}
//If the inputs are not integers, this catches the exception
catch (InputMismatchException ex) {
System.out.println(ex.getMessage());
}
}
}
Read more about exceptions at:
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