You're *very* close with this one. Remember that r is input as a double, not a string.
Select every other element of a vector
Which doors are open?
The last non-zero digit of a factorial
Draw a 'N'!
Don't be mean. Be nice!
Kurchan 5x5 - Optimal Score
Points on a Sphere
Matrix of Multiplication Facts
"Find out the best cricket"
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