use fprintf to display the values in one column summarygrades = [a b c d e] in matlab

main.m
summarygrades = ['a', 'b', 'c', 'd', 'e'];

fileID = fopen('grades.txt','w');
for i = 1:length(summarygrades)
    fprintf(fileID, '%c\n', summarygrades(i));
end

fclose(fileID);
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