Cody

# Problem 78. Implement a ROT13 cipher

Solution 719139

Submitted on 21 Aug 2015 by Ian Riley
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### Test Suite

Test Status Code Input and Output
1   Pass
%% Test #1 s1 = 'I love MATLAB'; s2_correct = 'V ybir ZNGYNO'; assert(isequal(rot13(s1),s2_correct))

lowers = abcdefghijklmnopqrstuvwxyz uppers = ABCDEFGHIJKLMNOPQRSTUVWXYZ lowershift = nopqrstuvwxyzabcdefghijklm uppershift = NOPQRSTUVWXYZABCDEFGHIJKLM s2 = V s2 = V s2 = V y s2 = V yb s2 = V ybi s2 = V ybir s2 = V ybir s2 = V ybir Z s2 = V ybir ZN s2 = V ybir ZNG s2 = V ybir ZNGY s2 = V ybir ZNGYN s2 = V ybir ZNGYNO

2   Pass
%% Test #2 s1 = 'I <3 MATLAB!!'; s2_correct = 'V <3 ZNGYNO!!'; assert(isequal(rot13(s1),s2_correct))

lowers = abcdefghijklmnopqrstuvwxyz uppers = ABCDEFGHIJKLMNOPQRSTUVWXYZ lowershift = nopqrstuvwxyzabcdefghijklm uppershift = NOPQRSTUVWXYZABCDEFGHIJKLM s2 = V s2 = V s2 = V < s2 = V <3 s2 = V <3 s2 = V <3 Z s2 = V <3 ZN s2 = V <3 ZNG s2 = V <3 ZNGY s2 = V <3 ZNGYN s2 = V <3 ZNGYNO s2 = V <3 ZNGYNO! s2 = V <3 ZNGYNO!!

3   Pass
%% Test #3 s1 = 'The quick fox stumbled over the confusing instructions.'; s2_correct = 'Gur dhvpx sbk fghzoyrq bire gur pbashfvat vafgehpgvbaf.'; assert(isequal(rot13(s1),s2_correct))

lowers = abcdefghijklmnopqrstuvwxyz uppers = ABCDEFGHIJKLMNOPQRSTUVWXYZ lowershift = nopqrstuvwxyzabcdefghijklm uppershift = NOPQRSTUVWXYZABCDEFGHIJKLM s2 = G s2 = Gu s2 = Gur s2 = Gur s2 = Gur d s2 = Gur dh s2 = Gur dhv s2 = Gur dhvp s2 = Gur dhvpx s2 = Gur dhvpx s2 = Gur dhvpx s s2 = Gur dhvpx sb s2 = Gur dhvpx sbk s2 = Gur dhvpx sbk s2 = Gur dhvpx sbk f s2 = Gur dhvpx sbk fg s2 = Gur dhvpx sbk fgh s2 = Gur dhvpx sbk fghz s2 = Gur dhvpx sbk fghzo s2 = Gur dhvpx sbk fghzoy s2 = Gur dhvpx sbk fghzoyr s2 = Gur dhvpx sbk fghzoyrq s2 = Gur dhvpx sbk fghzoyrq s2 = Gur dhvpx sbk fghzoyrq b s2 = Gur dhvpx sbk fghzoyrq bi s2 = Gur dhvpx sbk fghzoyrq bir s2 = Gur dhvpx sbk fghzoyrq bire s2 = Gur dhvpx sbk fghzoyrq bire s2 = Gur dhvpx sbk fghzoyrq bire g s2 = Gur dhvpx sbk fghzoyrq bire gu s2 = Gur dhvpx sbk fghzoyrq bire gur s2 = Gur dhvpx sbk fghzoyrq bire gur s2 = Gur dhvpx sbk fghzoyrq bire gur p s2 = Gur dhvpx sbk fghzoyrq bire gur pb s2 = Gur dhvpx sbk fghzoyrq bire gur pba s2 = Gur dhvpx sbk fghzoyrq bire gur pbas s2 = Gur dhvpx sbk fghzoyrq bire gur pbash s2 = Gur dhvpx sbk fghzoyrq bire gur pbashf s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfv s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfva s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat v s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat va s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat vaf s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat vafg s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat vafge s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat vafgeh s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat vafgehp s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat vafgehpg s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat vafgehpgv s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat vafgehpgvb s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat vafgehpgvba s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat vafgehpgvbaf s2 = Gur dhvpx sbk fghzoyrq bire gur pbashfvat vafgehpgvbaf.

4   Pass
%% Test #4 s1 = 'Snape kills Dumbledore on page 606. Also, there is no Santa.'; s2_correct = 'Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer vf ab Fnagn.'; assert(isequal(rot13(s1),s2_correct))

lowers = abcdefghijklmnopqrstuvwxyz uppers = ABCDEFGHIJKLMNOPQRSTUVWXYZ lowershift = nopqrstuvwxyzabcdefghijklm uppershift = NOPQRSTUVWXYZABCDEFGHIJKLM s2 = F s2 = Fa s2 = Fan s2 = Fanc s2 = Fancr s2 = Fancr s2 = Fancr x s2 = Fancr xv s2 = Fancr xvy s2 = Fancr xvyy s2 = Fancr xvyyf s2 = Fancr xvyyf s2 = Fancr xvyyf Q s2 = Fancr xvyyf Qh s2 = Fancr xvyyf Qhz s2 = Fancr xvyyf Qhzo s2 = Fancr xvyyf Qhzoy s2 = Fancr xvyyf Qhzoyr s2 = Fancr xvyyf Qhzoyrq s2 = Fancr xvyyf Qhzoyrqb s2 = Fancr xvyyf Qhzoyrqbe s2 = Fancr xvyyf Qhzoyrqber s2 = Fancr xvyyf Qhzoyrqber s2 = Fancr xvyyf Qhzoyrqber b s2 = Fancr xvyyf Qhzoyrqber ba s2 = Fancr xvyyf Qhzoyrqber ba s2 = Fancr xvyyf Qhzoyrqber ba c s2 = Fancr xvyyf Qhzoyrqber ba cn s2 = Fancr xvyyf Qhzoyrqber ba cnt s2 = Fancr xvyyf Qhzoyrqber ba cntr s2 = Fancr xvyyf Qhzoyrqber ba cntr s2 = Fancr xvyyf Qhzoyrqber ba cntr 6 s2 = Fancr xvyyf Qhzoyrqber ba cntr 60 s2 = Fancr xvyyf Qhzoyrqber ba cntr 606 s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. N s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Ny s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyf s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, g s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gu s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gur s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gure s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer v s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer vf s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer vf s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer vf a s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer vf ab s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer vf ab s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer vf ab F s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer vf ab Fn s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer vf ab Fna s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer vf ab Fnag s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer vf ab Fnagn s2 = Fancr xvyyf Qhzoyrqber ba cntr 606. Nyfb, gurer vf ab Fnagn.