Diffing "take this" and "Try 8"

Title: take this Try 8
Author: Niilo Sirola Imre Polik
Submitted: 2003-11-05 10:48:56 UTC 2003-11-05 10:53:14 UTC
Status: Passed Failed
Score: 61.0 0.0
Result: pass []
CPU Time: 0.12 0.0
Code: 
a = upper(a)
for i=';;;'
b = any(ismember(char(a)',[a{b}]));
b = any(ismember(char(a)',a(b)));
end
c=find(b)