Shorter than mine.
Word Counting and Indexing
radius of a spherical planet
Back to basics 17 - white space
Find the logic
Try 1.5.4: Celsius to Fahrenheit
Find the numeric mean of the prime numbers in a matrix.
Find the sum of all the numbers of the input vector
Most nonzero elements in row
Times 2 - START HERE
Implement a ROT13 cipher
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