Обсуждение @ 1042. Центральное отопление @ Timus Online Judge

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Help me to solve this problem, please! Aleksei Zobnin 16 янв 2002 18:58

Subj.

Do you know Gauss method of solving liear systems? Use it here with xor (with modifications, of course) (-) shitty.Mishka 16 янв 2002 20:59

I've got accepted already, thank you. Aleksei Zobnin 17 янв 2002 13:11

But it seems to me that in some situations my program doesn't work
properly. For example, when the rank of matrix is less than n, there
are several solutions. I didn't choose the shortest one of them, but
nevertheless I've got AC.

Re: I've got accepted already, thank you. Evgeniy 27 мар 2006 18:56

There can't be more than one solution ;-)
Because if there could, some group of workers could do the same work as the other.
>It is well known that every technician earns his money not in vain so it’s impossible to replace any technician by any combination of other technicians.

PS Sorry for bad english

Обсуждение задачи 1042. Центральное отопление