Diffing "cyclist_2" and "cyclist_3"

Title: cyclist_2 cyclist_3
Author: cyclist cyclist
Submitted: 2003-11-04 13:16:03 UTC 2003-11-04 13:18:10 UTC
Status: Passed Passed
Score: 97.0 88.0
Result: pass pass
CPU Time: 1.673 10.315
Code: 
k=0;
b=a(1);
e = length(a);
for i=1:e
for j=e:-1:i
if strcmp(a(i:j),a(j:-1:i))
x = a(i:j);
if fliplr(x)==x
if j-i>k
k=j-i;
b=a(i:j);
b=x;
end
end
end
end