You're *very* close with this one. Remember that r is input as a double, not a string.
All your base are belong to us
Similar Triangles - find the height of the tree
Back to basics 19 - character types
Cell Counting: How Many Draws?
Sum the Digits of a Number
Longest run of consecutive numbers
Circular Primes (based on Project Euler, problem 35)
Community Problem 500!
Rewrite setdiff to account for non-unique values
Give me Hamming on five, hold the mayo
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