Super sale, code doesn't work for one test. Help!

Question

Your favorite store is having a sale! You pay full price for the most expensive item that you get, but then you get 30% off of everything else in your purchase! How much are you going to save?
Sales tax is 7%.
Also, you leave anything below a dollar in your saving as a tip to the seller. If your saving is a round amount, you don't leave any tips.

Task:
Given the prices of items you want to purchase, determine how much you will save during your shopping!

Input Format:
An string of numbers separated by commas that. represent the prices for all of the items that you want to purchase (without tax).

Output Format:
An integer number that represents the total savings that you got for shopping during the sale.

Sample Input:
100.25,80.99,40.00

Sample Output:
38

https://code.sololearn.com/c4MR611ustjo/?ref=app

Answer 1

Not quite sure what the problem is, but I noticed 2 thing:

1) Why parse input to int? Shouldn't it be float or double? Because a price can be 123.45...
2) What happens if there are 2 prices of the same value? Like 10.00,10.00?

Hope it helps... 😊

Answer 2

It helped me too considering I had this same exact problem. Thanks Lisa!

Answer 3

Yes, it helped! Especially your first point. Thanks a lot! 😃