Contents
level: deep
Time used: 0:00:00.000006
List of important HDP chains detected for F8,D9: 3..:
* PRF # D9: 3 # A8: 2,8 => SOL * STA # D9: 3 + A8: 2,8 * CNT 1 HDP CHAINS / 5 HYP OPENED
See Appendix: Full HDP Chains for full list of HDP chains.
This sudoku is deep. Here is some information that may be helpful on how to proceed.
.2.....83.......95..8.5......6.3...9.7...2...1..4.......9.6..3....7.....4....16.. | initial |
.2.....83.......95..8.5......6.3...9.7...2...1..4.......9.6..3....7..9..4....16.. | autosolve |
level: deep
-------------------------------------------------- * CONSTRAINT PAIRS (AUTO SOLVE) A4,C6: 2.. / A4 = 2 => 1 pairs (_) / C6 = 2 => 1 pairs (_) G5,G6: 3.. / G5 = 3 => 1 pairs (_) / G6 = 3 => 1 pairs (_) F8,D9: 3.. / F8 = 3 => 0 pairs (_) / D9 = 3 => 7 pairs (_) B4,C5: 4.. / B4 = 4 => 1 pairs (_) / C5 = 4 => 1 pairs (_) A1,C1: 5.. / A1 = 5 => 3 pairs (_) / C1 = 5 => 2 pairs (_) H3,I3: 6.. / H3 = 6 => 0 pairs (_) / I3 = 6 => 0 pairs (_) D5,F6: 6.. / D5 = 6 => 1 pairs (_) / F6 = 6 => 1 pairs (_) A8,B8: 6.. / A8 = 6 => 1 pairs (_) / B8 = 6 => 0 pairs (_) B2,B8: 6.. / B2 = 6 => 1 pairs (_) / B8 = 6 => 0 pairs (_) A7,C9: 7.. / A7 = 7 => 2 pairs (_) / C9 = 7 => 2 pairs (_) A5,B6: 9.. / A5 = 9 => 2 pairs (_) / B6 = 9 => 2 pairs (_) D9,E9: 9.. / D9 = 9 => 3 pairs (_) / E9 = 9 => 6 pairs (_) B3,B6: 9.. / B3 = 9 => 2 pairs (_) / B6 = 9 => 2 pairs (_) * DURATION: 0:00:11.503947 START: 17:06:45.571193 END: 17:06:57.075140 2017-04-29 * CP COUNT: (13) -------------------------------------------------- * DEEP CONSTRAINT PAIRS (PAIR REDUCTION) F8,D9: 3.. / F8 = 3 => 0 pairs (X) / D9 = 3 ==> 0 pairs (*) * DURATION: 0:00:17.608224 START: 17:06:57.075519 END: 17:07:14.683743 2017-04-29 * REASONING F8,D9: 3.. * PRF # D9: 3 # A8: 2,8 => SOL * STA # D9: 3 + A8: 2,8 * CNT 1 HDP CHAINS / 5 HYP OPENED * DCP COUNT: (1) * SOLUTION FOUND
cola093 (30.1) 15.2 260K BBr3c1246 r4c8 r7c9 BBr12c7 r4c8 r7c9 21.5 170K
Full list of HDP chains traversed for F8,D9: 3..:
* INC # D9: 3 # G4: 2,8 => UNS * INC # D9: 3 # G4: 1,4,7 => UNS * INC # D9: 3 # A7: 2,8 => UNS * PRF # D9: 3 # A8: 2,8 => SOL * STA # D9: 3 + A8: 2,8 * CNT 4 HDP CHAINS / 5 HYP OPENED