Discussion @ 1205. By the Underground or by Foot? @ Timus Online Judge

Subject	Author	Problem	Updated	Answers
1205	Zhang Ruiwen	1205. By the Underground or by Foot?	9 Apr 2002 15:59	0
Is it possible that A or B IS a station?	turkeys	1205. By the Underground or by Foot?	28 Mar 2002 17:22	0
Why WA? Help anyone?	asif	1205. By the Underground or by Foot?	26 Mar 2002 10:53	0
Why wrong answer? Give me some test data please.	aaa	1205. By the Underground or by Foot?	23 Mar 2002 05:48	0
Why i can't get AC,please help	zhi	1205. By the Underground or by Foot?	21 Mar 2002 16:28	2
question	sssa88	1205. By the Underground or by Foot?	20 Mar 2002 01:36	12
Is the input wrong ???	Viorel Canja	1205. By the Underground or by Foot?	16 Mar 2002 22:30	3

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Discussion of Problem 1205. By the Underground or by Foot?