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.
Replace NaNs with the number that appears to its left in the row.
Back to basics 15 - Benchmark
Make a 1 hot vector
Find the index of the largest value in any vector X=[4,3,4,5,9,12,0,4.....5]
Find out total non zero element of matrix
Poker Card Deal!
Can you beat the lottery?
Count consecutive 0's in between values of 1
Ripping numbers apart!
The sum of individual numbers...
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