Contest Clarifications
Problem 1009 : how to find a place to live?
how to find a place to live?In the first case, if i choose to live in No.3 city, the travel time is 2*(10+15)=50, isn't it?GDUFS_0702 at 2010-06-05 13:00:32
RE:how to find a place to live?no,the travel time is you first go to NO.1 city and come back,cost T1, then you go to NO.2 city and come back,cost T2, so the travel time is T1+T2.starvae at 2010-06-05 13:06:40
RE:how to find a place to live?got it thx~~GDUFS_0702 at 2010-06-05 13:10:45