A lot of beautiful solutions.
Now, that's a neat and cool solution.
Very neat solution
He just wrote all the matrices...that's not neat, but everyone has the right to an opinion.
Another good one.
Find the peak 3n+1 sequence value
Back to basics 25 - Valid variable names
Return the first and last character of a string
Find same numbers touching each other...
Find number patterns in rows of a matrix...
Count consecutive 0's in between values of 1
NO _________ ALLOWED....
Find the next prime number
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