Given the variable x as your input, multiply it by three and put the result in y.
Duplicate of Problem 2980.
This user (ALBERT ALEXANDER STONIER) appears to have gamed the system, with fraudulent "likes" of this unremarkable solution submitted by 'sock-puppet' accounts. —DIV
Replace NaNs with the number that appears to its left in the row.
Getting the indices from a matrice
Sum the elements in either diagonal of a square matrix
Will there be a new leader?
02 - Vector Variables 5
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