Author: leonid
Date: 03:29:45 04/23/01
Go up one level in this thread
On April 22, 2001 at 23:40:02, Paul Byrne wrote: >On April 22, 2001 at 09:57:10, leonid wrote: > >>Hi! >> >>If you want to solve one mate and say your result, then this is the position: >> >>[D]2R2bNn/Rp1n1k1b/1q1ppB1p/1Np1p1p1/2P1P2P/3P2PB/4Q2K/8 w - - >> >>If you program says nodes/per/second, please indicate it for this position. > >1W. i=448 n=8398 p=0 d=1000000000 t=0.050 >1W. Bxe6 wins! The most probable is that your selective search was more effective that mine for this position. My selective find nothing in 7 moves and only in 8 it solve in 0.11 sec. Celeron 600Mhz. Brute force was very far from glorious. It took 5 min and 14 sec in seven moves to give a result. Leonid. >PN search is typically quite effective on positions like this. 8398 nodes. >My own program G2K on a 1.2 GHz athlon. > >-paul
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.