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
Check if equal
Find the dimensions of a matrix
Let's see how peculiar we can get
Test Problem; Create a 5x5 array containing all ones
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