C#C# byteStandard~3h time-box

Signal Notation

Write a function to convert channel numbers into signal notation. A legacy radio signaling system encodes channel numbers using a compact notation built from 7 symbols: I, V, X, L, C, D, M.

Signal Notation
Step 1
Clone the starter repo
Candidate gets the full project locally — README, source, tests, runner config.
Step 2
Run the visible tests
Public test file is right there. Expectations are explicit from minute one.
Step 3
Make tests pass, push
Candidate works in their own style, pushes reviewable commits for your team.
Starter repo
What candidates clone
3 files
  • SignalNotation.cs
  • SignalNotation.csproj
  • SignalNotationTests.cs

The full README and the hidden test suite are available once you open the byte in your CodeSubmit workspace. Candidates never see the hidden tests.

Skills tested
loopstransforming
Difficulty
Standard

Standard engineering judgment. Multiple edge cases worth handling.

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