I'm trying to submit my problem by email, but it fails. An email returns show me that I should use the submit-o-matic. However, when I submit the same solution by submit-o-matic, the error message `Access Denied' is shown in my judge status: 3751100 2005-07-15 09:52:52 Access Denied 0.000 Minimum 41...
I suffered this problem when I used an array 1..350 to store the information.
However, I don't know why, when I stored it in a 1..350,1..350 array with rotation, e.g.
I've passed this problem.
A small hint: The length of all prime palindromes must be odd.
For example, there is NO prime palindromes within the range 1000~9999, 100000~999999.