Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.
You really need to supply more test cases if you want to go far in software engineering...
This is just lame, and without a proper test case.
Terrible test set.
Extract leading non-zero digit
Solve the Sudoku Row
Getting logical indexes
Fahrenheit to Celsius converter
Divide by 4
Rotate a Matrix
Get the length of a given vector
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