d <product> - discontinue the given <product>
f <customer> - find the given <customer>
h - display this help menu
i - display information about this customer database
s <product> - search for the given <product>
q - quit
r <customer> - remove the given <customer>
Enter option ( dfhisqr ): Customers: 10, Products: 6
# of products/customer: most 3, least 1, average 3
# of customers/product: most 5, least 3, average 4
Most popular product: prod1,prod2 [5]
Enter option ( dfhisqr ): product discontinued
Enter option ( dfhisqr ): Customers: 10, Products: 5
# of products/customer: most 3, least 0, average 2
# of customers/product: most 5, least 3, average 4
Most popular product: prod2 [5]
Enter option ( dfhisqr ): product discontinued
Enter option ( dfhisqr ): Customers: 10, Products: 4
# of products/customer: most 2, least 0, average 2
# of customers/product: most 4, least 3, average 4
Most popular product: prod3,prod5,prod4 [4]
Enter option ( dfhisqr ): product discontinued
Enter option ( dfhisqr ): Customers: 10, Products: 3
# of products/customer: most 2, least 0, average 1
# of customers/product: most 4, least 3, average 4
Most popular product: prod5,prod4 [4]
Enter option ( dfhisqr ): product discontinued
Enter option ( dfhisqr ): Customers: 10, Products: 2
# of products/customer: most 1, least 0, average 1
# of customers/product: most 4, least 3, average 4
Most popular product: prod5 [4]
Enter option ( dfhisqr ): product discontinued
Enter option ( dfhisqr ): Customers: 10, Products: 1
# of products/customer: most 1, least 0, average 0
# of customers/product: most 3, least 3, average 3
Most popular product: prod6 [3]
Enter option ( dfhisqr ): quit