Question

A small tea at a certain shop costs 5QR and large tea are 15QR. Write a python program that asks the user to enter the price paid for orders. When the user enters -1 the program will display the number of small tea ordered, the number of the large tea ordered, and the total cost of large tea sold.

Sample Run:

Price Paid? 5

Price Paid? 15

Price Paid? 5

Price Paid? 5

Price Paid? 15

Price Paid? -1

There were 3 small cups of tea.
There were 2 small cups of tea.

The total cost of all large tea was 30 QAR.

(using sentinel loop)

Answer 1

Below is the python code:

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small = 0
large = 0

while True:
print("Price Paid?", end='')
inputValue = int(input())
if inputValue == 5:
small = small + 1
elif inputValue == 15:
large = large + 1
elif inputValue == -1:
if small > 0:
print("There were", small, "small cups of tea")
if large > 0:
print("There were", large, "large cups of tea")
print("The total cost of large tree was", large*15, "QAR.")
break
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Code screenshot:

Output Screenshot:

  

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