Problem 42525. Vigenere cipher - be like Sherlock Holmes!

Solution 720186

Submitted on 24 Aug 2015 by Binbin Qi
  • Size: 20
  • This is the leading solution.
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Test Suite

Test Status Code Input and Output
1   Pass
%% a='CTMCCDCTWCWG'; b='CAT'; y_correct = 'ATTACKATDAWN'; assert(isequal(decrypt(a,b),y_correct));

2   Pass
%% a='ctmccdctwcwg'; b='cat'; y_correct='ATTACKATDAWN'; assert(isequal(decrypt(a,b),y_correct));

3   Pass
%% a='uaflgsqamnoeqr'; b='matlab'; y_correct='IAMAGREATCODER'; assert(isequal(decrypt(a,b),y_correct));

4   Pass

5   Pass
%% ind = randi(3); switch ind case 1 a='sdirmclkvtldnyimhstdoecfnfsdirmclkvtldnyimhstdoecfnfsdirmclkvtldnyimhstdoecfnfsdirmclkvtldnyimhstdoecfnf'; b='cheater'; y_correct = 'QWERTYUIOPLKJHGFDSAZXCVBNMOMGKICSGEREZNFEVFLPDVALDGBSKEAKVHKCPUBGUITDBRWKEJBWDLZIYILJDRTSZWWBIHZPMMXYFUB'; assert(isequal(decrypt(a,b),y_correct)); case 2 a='mbvoegshbukmynhaqsetnhvykz' b='matlab' y_correct='ABCDEFGHIJKLMNOPQRSTUWVXYZ' assert(isequal(decrypt(a,b),y_correct)); case 3 a='az' b='za' y_correct='BZ' assert(isequal(decrypt(a,b),y_correct)); end

6   Pass
%% filetext = fileread('decrypt.m'); assert(isempty(strfind(filetext, 'IAMAGREATCODER')),'forbidden')

7   Pass
%% a='CtMcCdCTwcWG'; b='CAt'; y_correct = 'ATTACKATDAWN'; assert(isequal(decrypt(a,b),y_correct));

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