A bаnk chаrges $10 per mоnth plus the fоllоwing check fees for а commercial checking account: $0.10 each for fewer than 20 checks $0.08 each for 20 - 39 checks $0.06 each for 40 - 59 checks $0.04 each for 60 or more checks Write a Python program that asks for the number of checks written for a month. Calculate and display the bank's service fees for the month. Make sure your program displays an error message if the user enters a negative value for the number of checks. Use good variable naming convention and format/indent your code.
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