From the description: "If a user ranked -8 completes an activity ranked -4 they will receive 160 progress, resulting in the user being upgraded to rank -7 and having earned 60 progress towards their next rank"

I thought like you at first. But now I think, true is fine. Because you would use such a function to check for Parentheses errors in strings, not whether Parentheses exist at all. Thus an empty string has no wrong parenthesis -> valid string -> true. The same applies for non-empty strings without parenthesis.

Interesting to see the standard approach done within 1 line. But seriously, who voted "Best Practices"? nested ? operator is a horror for every reader.

true, the top 2 solutions at the moment would fail

Sources for more Katas:

• https://www.reddit.com/r/dailyprogrammer/

Yeah, GetColor() has to be added to the description or remove GetColor() from the tests (C#).

You may edit the description to fit to the selected language. I was confused by the ' ' in the examples because I thought that means the tower should have walls consisting of '

You can use the markdown language for it:
https://www.codewars.com/docs/kata-creator

example for c# + python:
```csharp

{
    "     *     ",
    "    ***    ",
    "   *****   ",
    "  *******  ",
    " ********* ",
    "***********"
}

```
```python

[
  '     *     ', 
  '    ***    ', 
  '   *****   ', 
  '  *******  ', 
  ' ********* ', 
  '***********'
]

```

I think because he used .net framework where you need a special syntax to use replace with string delimiter. He probably didnt know it.