Cody

# Problem 42716. Number of occurrences of letter in a text

Solution 1476508

Submitted on 2 Apr 2018
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### Test Suite

Test Status Code Input and Output
1   Pass
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))

ans = 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

2   Fail
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))

Error using histc First Input must be a real non-sparse numeric array. Error in letters_occurrence (line 3) histc(lower(s),ans) Error in Test2 (line 3) assert(isequal(letters_occurrence(input_text),occurrence_correct))

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 histc First Input must be a real non-sparse numeric array. Error in letters_occurrence (line 3) histc(lower(s),ans) Error in Test3 (line 3) assert(isequal(letters_occurrence(input_text),occurrence_correct))

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