This problem's test suite has been fixed and expanded.
Similar Triangles - find the height of the tree
Back to basics 19 - character types
Back to basics 22 - Rotate a matrix
Reindex a vector
Remove white space from the string
nanoseconds passed today
Translate German decimals to English decimals
Get Cody's screen size
Persistence will not help you solve this problem.
How do you make seven even?
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