Can someone give me an idea to solve this problem Subpalindromes
http://acm.timus.ru/problem.aspx?space=1&num=1989
Thanks in advance!!!
Can someone give me an idea to solve this problem Subpalindromes
http://acm.timus.ru/problem.aspx?space=1&num=1989
Thanks in advance!!!
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Use polynomial hashes.
... and Binary Indexed Tree :).
this task was discussed there
thank all :D