Press enter to skip to main content.
Home
Instructions
Puzzles
Teams
Wrap-Up
All Puzzles
Check your answer spoiler-free
View solution
Stats
Decomposition
Hint
Click to show hint
Look at the decompositions of the numbers into their prime factors. How do the factors relate to the cells which are shaded in the shape of the letter ‘B’ on the top card of the stack?
Puzzle
All Puzzles