Write a function that gives the mean digit (round towards nearest integer) of an input and positive number. For example:
x = 264 --> y = 4
x = 128 --> y = 4
Test Suite problem #4 has an incorrect value.
Test suite #4 is incorrect
Calculate the Levenshtein distance between two strings
Convert a numerical matrix into a cell array of strings
matrix of natural number
Say type of roots in quadratic equation
Approximate the inverse tangent by power series
Double the next!
Alternating 1´s and 0´s in a matrix
Check if is a square
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