Q1. Write a Java program to make a simple calculator as follow:

a.

Ask the user to enter two numbers (using Scanner class) and store these numbers into two variables; x and y

b.

Ask the user to select the required operation; +, -, * or / and use the switch statement to conduct the required task.

c.

Ask the user if he/she want another operation using for loop statement and continue on performing operations until the user type -1.

d.

Print the result to the user