October 2021
Intermediate to advanced
500 pages
16h 23m
English
Content preview from Kotlin Programming: The Big Nerd Ranch Guide, 2nd Edition
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Challenge: Currency Exchange Fees
Right now, Doubloons4Gold exchanges currencies at the current exchange rate. It does not allow any markup in the price, which is not a profitable strategy for a currency exchange business.
Implement a new policy where a 5% exchange fee is charged on each currency exchange. As a second challenge, set a minimum currency exchange fee of $5 to encourage customers to use fewer transactions. After this change, your output should look something like this.
Hello from Kotlin/JS!
The current exchange rate is $1.19 per doubloon
How many doubloons do you want?
5 5.0 doubloons is worth $5.96 It will cost $10.96 for 5.0 doubloons Hello from Kotlin/JS! The current exchange rate is $1.37 per doubloon How many doubloons ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.