Word Counting and Indexing
Flip the main diagonal of a matrix
Is the Point in a Circle?
Remove from a 2-D matrix all the rows that contain at least one element less than or equal to 4
Generate a NaN...on purpose
List the good primes
Determine whether a number is a prime self number
Determine whether a square can be drawn on a grid of dots
Identify Wagstaff primes
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