Write a program that allows the user to enter 12 double values representing store sales for each month of one year. After all 12 values are entered, display each month’s sales amount and a message...

Write a program that allows the user to enter 12 double values representing store sales

for each month of one year. After all 12 values are entered, display each month’s sales

amount and a message indicating whether it is higher, lower, or equal to the average