Diffing "FSec4" and "FSec 5"

Title: FSec4 FSec 5
Author: Claus Still prudhvi
Submitted: 2003-11-05 11:22:34 UTC 2003-11-05 11:26:11 UTC
Status: Passed Passed
Score: 60.0 60.0
Result: pass pass
CPU Time: 0.04 0.04
Code: 
a=upper(a)
for i=';;;'
a=upper(a);
for i=';;;';
  d([a{b} 91])=1;
  b=any(d(char(a)'));
end
end;
c=find(b);