MATLAB: Finding most common letter in a bunch of words

homeworkstrings cells arrays

say I have a bunch of words
x={'abac';'abaca';'abacate';'abacay';'abacinate';'abacination';'abaciscus'}
What would I write to find the most common letter in x so for example Most_common_letter=%most common letter that appears in x

Best Answer

It is easy using mode:
>> x={'abac';'abaca';'abacate';'abacay';'abacinate';'abacination';'abaciscus'};
>> char(mode(+[x{:}]))
ans = a
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