Contents
level: deep
Time used: 0:00:00.000007
List of important HDP chains detected for D8,H8: 3..:
* DIS # H8: 3 # I4: 4,5 => CTR => I4: 6 * DIS # H8: 3 + I4: 6 # I9: 4,5 => CTR => I9: 8 * DIS # H8: 3 + I4: 6 + I9: 8 # F9: 2,4 => CTR => F9: 1,5 * DIS # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # B3: 1,2 => CTR => B3: 6 * PRF # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # D7: 2,4 => SOL * STA # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 + D7: 2,4 * CNT 5 HDP CHAINS / 74 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.
98.7..6..7.5.6......4......87..9.3.....8.3........7.8239...67...5......1..79..... | initial |
98.7..6..7.5.6......4......87..9.3.....8.3........7.8239...67...5..7...1..79..... | autosolve |
level: deep
-------------------------------------------------- * CONSTRAINT PAIRS (AUTO SOLVE) B6,C6: 3.. / B6 = 3 => 2 pairs (_) / C6 = 3 => 3 pairs (_) D8,E9: 3.. / D8 = 3 => 0 pairs (_) / E9 = 3 => 7 pairs (_) D8,H8: 3.. / D8 = 3 => 0 pairs (_) / H8 = 3 => 7 pairs (_) C1,C6: 3.. / C1 = 3 => 2 pairs (_) / C6 = 3 => 3 pairs (_) A5,A6: 5.. / A5 = 5 => 0 pairs (_) / A6 = 5 => 1 pairs (_) A3,B3: 6.. / A3 = 6 => 1 pairs (_) / B3 = 6 => 1 pairs (_) D4,D6: 6.. / D4 = 6 => 6 pairs (_) / D6 = 6 => 0 pairs (_) H3,I3: 7.. / H3 = 7 => 0 pairs (_) / I3 = 7 => 0 pairs (_) H5,I5: 7.. / H5 = 7 => 0 pairs (_) / I5 = 7 => 0 pairs (_) H3,H5: 7.. / H3 = 7 => 0 pairs (_) / H5 = 7 => 0 pairs (_) I3,I5: 7.. / I3 = 7 => 0 pairs (_) / I5 = 7 => 0 pairs (_) C7,C8: 8.. / C7 = 8 => 2 pairs (_) / C8 = 8 => 2 pairs (_) F2,F3: 9.. / F2 = 9 => 2 pairs (_) / F3 = 9 => 0 pairs (_) C5,C6: 9.. / C5 = 9 => 2 pairs (_) / C6 = 9 => 2 pairs (_) G8,H8: 9.. / G8 = 9 => 5 pairs (_) / H8 = 9 => 2 pairs (_) C6,G6: 9.. / C6 = 9 => 2 pairs (_) / G6 = 9 => 2 pairs (_) * DURATION: 0:00:10.626933 START: 21:19:52.944903 END: 21:20:03.571836 2021-01-02 * CP COUNT: (16) * INCONCLUSIVE -------------------------------------------------- * DEEP CONSTRAINT PAIRS (PAIR REDUCTION) D8,H8: 3.. / D8 = 3 => 0 pairs (X) / H8 = 3 ==> 0 pairs (*) * DURATION: 0:00:56.239819 START: 21:20:03.572392 END: 21:20:59.812211 2021-01-02 * REASONING D8,H8: 3.. * DIS # H8: 3 # I4: 4,5 => CTR => I4: 6 * DIS # H8: 3 + I4: 6 # I9: 4,5 => CTR => I9: 8 * DIS # H8: 3 + I4: 6 + I9: 8 # F9: 2,4 => CTR => F9: 1,5 * DIS # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # B3: 1,2 => CTR => B3: 6 * PRF # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # D7: 2,4 => SOL * STA # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 + D7: 2,4 * CNT 5 HDP CHAINS / 74 HYP OPENED * DCP COUNT: (1) * SOLUTION FOUND
930957;13_05;GP;25;11.30;1.20;1.20
Full list of HDP chains traversed for D8,H8: 3..:
* INC # H8: 3 # A3: 1,2 => UNS * INC # H8: 3 # B3: 1,2 => UNS * INC # H8: 3 # D2: 1,2 => UNS * INC # H8: 3 # F2: 1,2 => UNS * INC # H8: 3 # G2: 1,2 => UNS * INC # H8: 3 # H2: 1,2 => UNS * INC # H8: 3 # B5: 1,2 => UNS * INC # H8: 3 # B9: 1,2 => UNS * INC # H8: 3 # H1: 4,5 => UNS * INC # H8: 3 # H1: 1,2 => UNS * INC # H8: 3 # E1: 4,5 => UNS * INC # H8: 3 # F1: 4,5 => UNS * DIS # H8: 3 # I4: 4,5 => CTR => I4: 6 * INC # H8: 3 + I4: 6 # I7: 4,5 => UNS * DIS # H8: 3 + I4: 6 # I9: 4,5 => CTR => I9: 8 * INC # H8: 3 + I4: 6 + I9: 8 # H1: 4,5 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # H1: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # E1: 4,5 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # F1: 4,5 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # I3: 3,9 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # I3: 7 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # A5: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # B5: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # C5: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # D4: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # F4: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # C7: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # C7: 8 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # H3: 7,9 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # H3: 1,2,5 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # I3: 7,9 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # I3: 3 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # D7: 2,4 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # E7: 2,4 => UNS * INC # H8: 3 + I4: 6 + I9: 8 # F8: 2,4 => UNS * DIS # H8: 3 + I4: 6 + I9: 8 # F9: 2,4 => CTR => F9: 1,5 * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # A8: 2,4 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # A8: 6 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # D2: 2,4 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # D4: 2,4 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # D7: 2,4 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # E7: 2,4 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # F8: 2,4 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # A8: 2,4 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # A8: 6 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # D2: 2,4 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # D4: 2,4 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # A3: 1,2 => UNS * DIS # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 # B3: 1,2 => CTR => B3: 6 * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # D2: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # F2: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # G2: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # H2: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # B5: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # B9: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # H1: 4,5 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # H1: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # E1: 4,5 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # F1: 4,5 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # I3: 3,9 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # I3: 7 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # A5: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # B5: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # C5: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # D4: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # F4: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # C7: 1,2 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # C7: 8 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # H3: 7,9 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # H3: 1,2,5 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # I3: 7,9 => UNS * INC # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # I3: 3 => UNS * PRF # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 # D7: 2,4 => SOL * STA # H8: 3 + I4: 6 + I9: 8 + F9: 1,5 + B3: 6 + D7: 2,4 * CNT 73 HDP CHAINS / 74 HYP OPENED