Cody

Problem 91. Get the area codes from a list of phone numbers

Solution 2702442

Submitted on 16 Jul 2020
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Test Suite

Test Status Code Input and Output
1   Fail
s = '508-647-7000, (508) 647-7001, 617-555-1212, 1-800-323-1234, 704 555-1212'; a = {'508','617','704','800'}; assert(isequal(refcn(s),a))

s = '508-647-7000, 508) 647-7001, 617-555-1212, 1-800-323-1234, 704 555-1212' idx = 13 28 42 58 a = 0×0 empty cell array a = 1×1 cell array {'508'} a = 1×2 cell array {'508'} {'508'} a = 1×3 cell array {'508'} {'508'} {'617'} a = 1×4 cell array {'508'} {'508'} {'617'} {'1-8'} a = 1×5 cell array {'508'} {'508'} {'617'} {'1-8'} {'704'} a = 1×4 cell array {'1-8'} {'508'} {'617'} {'704'}

Assertion failed.

2   Fail
s = '212-657-0260; (888) 647-7001; 336 565-1212; +1-800-323-1234'; a = {'212','336','800','888'}; assert(isequal(refcn(s),a))

s = '212-657-0260; 888) 647-7001; 336 565-1212; +1-800-323-1234' idx = [] a = 0×0 empty cell array a = 1×1 cell array {'212'} a = 1×1 cell array {'212'}

Assertion failed.