Diffing "hmm" and "hmm_2"

Title: hmm hmm_2
Author: jed pack Matt Johnson
Submitted: 2003-11-04 16:17:46 UTC 2003-11-04 16:20:13 UTC
Status: Passed Failed
Score: 55.0 0.0
Result: pass []
CPU Time: 0.08 0.0
Code: 
b=repmat(b,1,99);
i=a~=' ';
a(i)=97+rem(a(i)-194+b(i),26);
c=a;
c(i)=97+rem(a(i)-194+b(i),26);