Author: Stuart Cracraft
Date: 21:26:39 02/24/06
Go up one level in this thread
On February 23, 2006 at 09:56:47, Roman Hartmann wrote: >On February 23, 2006 at 09:51:06, Charles Roberson wrote: > >> >> 7k/8/8/8/1p6/8/PP6/7K w - - 0 0 >> >> This produces 6 moves for the first ply. >> a4, a3, b3, Kg1, Kg2, Kh2 > >I understand you count the total nodes. First the total nodes and below only the > nodes at the leaves. > >Perft (1): 6 nodes, Time: 0.000 s >Perft (2): 2 total nodes: 31, Time: 0.000 s >Perft (2): 3 total nodes: 207, Time: 0.000 s >Perft (2): 4 total nodes: 1288, Time: 0.000 s >Perft (2): 5 total nodes: 9767, Time: 0.000 s >Perft (2): 6 total nodes: 66995, Time: 0.020 s >Perft (2): 7 total nodes: 531785, Time: 0.151 s >Perft (2): 8 total nodes: 3852881, Time: 1.151 s >Perft (2): 9 total nodes: 31037978, Time: 8.863 s > >classic perft > >Perft (1): 6 nodes, Time: 0.000 s >Perft (2): 25 nodes, Time: 0.000 s >Perft (3): 176 nodes, Time: 0.000 s >Perft (4): 1081 nodes, Time: 0.000 s >Perft (5): 8479 nodes, Time: 0.010 s >Perft (6): 57228 nodes, Time: 0.020 s >Perft (7): 464790 nodes, Time: 0.150 s >Perft (8): 3321096 nodes, Time: 1.142 s >Perft (9): 27185097 nodes, Time: 8.873 s > >Roman teedee agrees: .bd -- ** -- ** -- ** -- BK ** -- ** -- ** -- ** -- -- ** -- ** -- ** -- ** ** -- ** -- ** -- ** -- -- BP -- ** -- ** -- ** ** -- ** -- ** -- ** -- WP WP -- ** -- ** -- ** ** -- ** -- ** -- ** WK mv 1 stage 11, white to move, computer plays white hash=6c146a7d8a1be3eb pawnhash=7d00d139e9182ef2 0 0 0 0 0 0 .perft perft(1) nodes visited = 6 perft(2) nodes visited = 25 perft(3) nodes visited = 176 perft(4) nodes visited = 1081 perft(5) nodes visited = 8479 perft(6) nodes visited = 57228 perft(7) nodes visited = 464790 perft(8) nodes visited = 3321096 perft(9) nodes visited = 27185097
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