Discussion @ 1042. Central Heating @ Timus Online Judge

Y.Y.M. I only use full search and I got AC in 0.015 sec. [3] // Problem 1042. Central Heating 6 Jun 2004 12:09

We can prove that nobody will turn the vales more than once,
beacuse if so,he will do things with no effect so that the answer will not be the best one.
So there are 2^N situations.
I only use search with cut some "bad" answer and got AC.
Sorry for my bad English...

Tratata (barssimfi@mail.ru) Re: I only use full search and I got AC in 0.015 sec. // Problem 1042. Central Heating 16 Jun 2004 02:54

I also tried this method and got TLE. Can you give me your code? My e-mail is barssimfi@mail.ru

ZhangXun Re: I only use full search and I got AC in 0.015 sec. // Problem 1042. Central Heating 14 Nov 2005 11:35

Could you paste your code here?

Nickolas Kakà Re: I only use full search and I got AC in 0.015 sec. // Problem 1042. Central Heating 20 Jul 2008 10:03

What is "bad" in your opinion?

Discussion of Problem 1042. Central Heating