Problem 42525. Vigenere cipher - be like Sherlock Holmes!

Solution 719324

Submitted on 21 Aug 2015 by Muthu Annamalai

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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 a = az b = za y_correct = BZ
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));