Time limit
2000 ms
Memory limit
262144 kB
OS
Windows
Source
2014-2015 CT S02E04: Codeforces Trainings Season 2 Episode 4 (US College Rockethon 2014 + COCI 2008-5 + GCJ Finals 2008 C)
Descriptions:

Palindrome

Gym - 100497B