In the last test, it is written "y-correct" instead of "y_correct".
You should add tests with words that contain letters repeated more than two times.
Am extremely sorry for that.Thanks for that.I edited it now.Thanks alot Beltramini
Hmmm.... I just realised why this passed, whereas Solution 1570787 doesn't.
Find the numeric mean of the prime numbers in a matrix.
Duplicate a character
Sum of the Matrix Elements
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