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What’s hiding behind all these calculations? Can you find the card that was picked?
For once, 13 is a lucky number! Make the most of it!
Take 6 tokens, flip them over, and I will know exactly what you’re hiding!
Red or black? One question is all it takes to wow you!
With a few operations, find the values of the three dice!
This arithmetical triangle can guess your card every time!
Impress your friends with your amazing calculation skills!