switch statement to complete the following exercise to receive points Write a program to achieve a four-function calculator. The program will first take two real (nor zero) numbers out from the user You can safely assume the user will always input two numbers. The program then outputs the following message to promet another user nout Please select: +: add two numbers. -: subtract two numbers. *: multiple two numbers. /: divide two numbers. The user then enters one of the above characters for the program to perform the corresponding calculation on the previously two numbers If the user enters other character than the above, the program will print out Unknown calculation and exits Ex: if the user enters: 2.54 the program will output 2.5 - 4 - 10.00 arnicion