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Discussion of Problem 1102. Strange Dialog

I got Time Limited , could anyone tell me how could I solve this problem?
Posted by XueMao 20 Jul 2002 16:38
I have used  DF , but got Time Limited . Is there any method better ?
Re: I got Time Limited , could anyone tell me how could I solve this problem?
Posted by liufeng 23 Jan 2003 20:06
use FSM

> I have used  DF , but got Time Limited . Is there any method
better ?