Numberle
Use the semaphore.
⚪🟨🟨🟨 🟩🟩🟨⚪ 🟨🟩🟨🟨 🟨🟨🟨🟩 🟩🟩🟩🟩 Numberle 636, 5/7 by @KveezEN https://kveez.com/en/numberle/