Cody

Problem 42716. Number of occurrences of letter in a text

Solution 1476509

Submitted on 2 Apr 2018
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Test Suite

Test Status Code Input and Output
1   Fail
input_text = 'bla, BLA, bla'; occurrence_correct = [3 3 0 0 0 0 0 0 0 0 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0]; assert(isequal(letters_occurrence(input_text),occurrence_correct))

Brace indexing is not supported for variables of this type. Error in cell2mat (line 42) cellclass = class(c{1}); Error in letters_occurrence (line 3) histc(cell2mat(lower(s)),ans) Error in Test1 (line 3) assert(isequal(letters_occurrence(input_text),occurrence_correct))

2   Pass
input_text = {'King Richard: A horse, a horse! My kingdom for a horse!'}; occurrence_correct = [4 0 1 2 3 1 2 4 3 0 2 0 2 2 5 0 0 6 3 0 0 0 0 0 1 0]; assert(isequal(letters_occurrence(input_text),occurrence_correct))

ans = 4 0 1 2 3 1 2 4 3 0 2 0 2 2 5 0 0 6 3 0 0 0 0 0 1 0

3   Fail
input_text = {'Thus much let me avow--'; 'You are not wrong, who deem'; 'That my days have been a dream;'}; occurrence_correct = [7 1 1 3 9 0 1 5 0 0 0 1 5 3 5 0 0 3 2 5 3 2 3 0 3 0]; assert(isequal(letters_occurrence(input_text),occurrence_correct))

Error using cat Dimensions of arrays being concatenated are not consistent. Error in cell2mat (line 83) m{n} = cat(1,c{:,n}); Error in letters_occurrence (line 3) histc(cell2mat(lower(s)),ans) Error in Test3 (line 3) assert(isequal(letters_occurrence(input_text),occurrence_correct))