Analysis of xx-ph-00710754-12_12_19-base.sdk
Contents
Original Sudoku
level: deep
position: .......12.....1..3...23.4....1..5....3.6...4.7.68....1..9...1...2..6...41....86.. initial
Autosolve
position: .......12.....1..3.1.23.4....1..5....3.61..4.7.68....1..9...1...2.16...41....86.. autosolve
Pair Reduction Variants
Deep Constraint Pair Analysis
Time used: 0:00:00.000007
List of important HDP chains detected for I3,I4: 6..:
* DIS # I3: 6 # F5: 7,9 => CTR => F5: 2 * DIS # I3: 6 + F5: 2 # F8: 3 => CTR => F8: 7,9 * DIS # I3: 6 + F5: 2 + F8: 7,9 # A5: 5,8 => CTR => A5: 9 * DIS # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 # C1: 5,8 => CTR => C1: 3,4,7 * PRF # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # G4: 8,9 => SOL * STA # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 + G4: 8,9 * CNT 5 HDP CHAINS / 41 HYP OPENED
See Appendix: Full HDP Chains for full list of HDP chains.
Details
This sudoku is deep. Here is some information that may be helpful on how to proceed.
Positions
| .......12.....1..3...23.4....1..5....3.6...4.7.68....1..9...1...2..6...41....86.. | initial |
| .......12.....1..3.1.23.4....1..5....3.61..4.7.68....1..9...1...2.16...41....86.. | autosolve |
Classification
level: deep
Pairing Analysis
-------------------------------------------------- * CONSTRAINT PAIRS (AUTO SOLVE) A2,C2: 2.. / A2 = 2 => 1 pairs (_) / C2 = 2 => 1 pairs (_) H7,H9: 2.. / H7 = 2 => 1 pairs (_) / H9 = 2 => 0 pairs (_) E9,H9: 2.. / E9 = 2 => 1 pairs (_) / H9 = 2 => 0 pairs (_) C2,C5: 2.. / C2 = 2 => 1 pairs (_) / C5 = 2 => 1 pairs (_) A1,C1: 3.. / A1 = 3 => 1 pairs (_) / C1 = 3 => 0 pairs (_) D4,F6: 3.. / D4 = 3 => 0 pairs (_) / F6 = 3 => 2 pairs (_) F1,F3: 6.. / F1 = 6 => 1 pairs (_) / F3 = 6 => 0 pairs (_) H4,I4: 6.. / H4 = 6 => 1 pairs (_) / I4 = 6 => 0 pairs (_) A7,B7: 6.. / A7 = 6 => 0 pairs (_) / B7 = 6 => 0 pairs (_) I3,I4: 6.. / I3 = 6 => 1 pairs (_) / I4 = 6 => 0 pairs (_) E1,E2: 8.. / E1 = 8 => 0 pairs (_) / E2 = 8 => 0 pairs (_) * DURATION: 0:00:07.553866 START: 04:19:44.196250 END: 04:19:51.750116 2020-12-30 * CP COUNT: (11) * INCONCLUSIVE -------------------------------------------------- * DEEP CONSTRAINT PAIRS (PAIR REDUCTION) D4,F6: 3.. / D4 = 3 ==> 0 pairs (_) / F6 = 3 ==> 2 pairs (_) C2,C5: 2.. / C2 = 2 ==> 1 pairs (_) / C5 = 2 ==> 1 pairs (_) A2,C2: 2.. / A2 = 2 ==> 1 pairs (_) / C2 = 2 ==> 1 pairs (_) I3,I4: 6.. / I3 = 6 ==> 0 pairs (*) / I4 = 6 => 0 pairs (X) * DURATION: 0:00:54.583829 START: 04:19:51.750812 END: 04:20:46.334641 2020-12-30 * REASONING I3,I4: 6.. * DIS # I3: 6 # F5: 7,9 => CTR => F5: 2 * DIS # I3: 6 + F5: 2 # F8: 3 => CTR => F8: 7,9 * DIS # I3: 6 + F5: 2 + F8: 7,9 # A5: 5,8 => CTR => A5: 9 * DIS # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 # C1: 5,8 => CTR => C1: 3,4,7 * PRF # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # G4: 8,9 => SOL * STA # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 + G4: 8,9 * CNT 5 HDP CHAINS / 41 HYP OPENED * DCP COUNT: (4) * SOLUTION FOUND
Header Info
710754;12_12_19;dob;24;11.30;1.20;1.20
Appendix: Full HDP Chains
A1. Deep Constraint Pair Analysis
Full list of HDP chains traversed for D4,F6: 3..:
* INC # F6: 3 # G5: 5,9 => UNS * INC # F6: 3 # I5: 5,9 => UNS * INC # F6: 3 # G6: 5,9 => UNS * INC # F6: 3 # B6: 5,9 => UNS * INC # F6: 3 # B6: 4 => UNS * INC # F6: 3 # H2: 5,9 => UNS * INC # F6: 3 # H3: 5,9 => UNS * INC # F6: 3 # H8: 5,9 => UNS * INC # F6: 3 # H9: 5,9 => UNS * INC # F6: 3 # D9: 7,9 => UNS * INC # F6: 3 # E9: 7,9 => UNS * INC # F6: 3 # G8: 7,9 => UNS * INC # F6: 3 # H8: 7,9 => UNS * INC # F6: 3 # F1: 7,9 => UNS * INC # F6: 3 # F3: 7,9 => UNS * INC # F6: 3 # F5: 7,9 => UNS * INC # F6: 3 => UNS * INC # D4: 3 => UNS * CNT 18 HDP CHAINS / 18 HYP OPENED
Full list of HDP chains traversed for C2,C5: 2..:
* INC # C2: 2 # A5: 5,8 => UNS * INC # C2: 2 # A5: 2,9 => UNS * INC # C2: 2 # G5: 5,8 => UNS * INC # C2: 2 # I5: 5,8 => UNS * INC # C2: 2 # C1: 5,8 => UNS * INC # C2: 2 # C3: 5,8 => UNS * INC # C2: 2 # C8: 5,8 => UNS * INC # C2: 2 => UNS * INC # C5: 2 # D4: 7,9 => UNS * INC # C5: 2 # E4: 7,9 => UNS * INC # C5: 2 # G5: 7,9 => UNS * INC # C5: 2 # I5: 7,9 => UNS * INC # C5: 2 # F1: 7,9 => UNS * INC # C5: 2 # F3: 7,9 => UNS * INC # C5: 2 # F8: 7,9 => UNS * INC # C5: 2 => UNS * CNT 16 HDP CHAINS / 16 HYP OPENED
Full list of HDP chains traversed for A2,C2: 2..:
* INC # A2: 2 # D4: 7,9 => UNS * INC # A2: 2 # E4: 7,9 => UNS * INC # A2: 2 # G5: 7,9 => UNS * INC # A2: 2 # I5: 7,9 => UNS * INC # A2: 2 # F1: 7,9 => UNS * INC # A2: 2 # F3: 7,9 => UNS * INC # A2: 2 # F8: 7,9 => UNS * INC # A2: 2 => UNS * INC # C2: 2 # A5: 5,8 => UNS * INC # C2: 2 # A5: 2,9 => UNS * INC # C2: 2 # G5: 5,8 => UNS * INC # C2: 2 # I5: 5,8 => UNS * INC # C2: 2 # C1: 5,8 => UNS * INC # C2: 2 # C3: 5,8 => UNS * INC # C2: 2 # C8: 5,8 => UNS * INC # C2: 2 => UNS * CNT 16 HDP CHAINS / 16 HYP OPENED
Full list of HDP chains traversed for I3,I4: 6..:
* INC # I3: 6 # D1: 7,9 => UNS * INC # I3: 6 # E1: 7,9 => UNS * INC # I3: 6 # D2: 7,9 => UNS * INC # I3: 6 # E2: 7,9 => UNS * INC # I3: 6 # H3: 7,9 => UNS * INC # I3: 6 # H3: 5,8 => UNS * DIS # I3: 6 # F5: 7,9 => CTR => F5: 2 * INC # I3: 6 + F5: 2 # F8: 7,9 => UNS * INC # I3: 6 + F5: 2 # F8: 7,9 => UNS * DIS # I3: 6 + F5: 2 # F8: 3 => CTR => F8: 7,9 * INC # I3: 6 + F5: 2 + F8: 7,9 # D1: 7,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 # E1: 7,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 # D2: 7,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 # E2: 7,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 # H3: 7,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 # H3: 5,8 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 # D1: 7,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 # E1: 7,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 # D2: 7,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 # E2: 7,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 # H3: 7,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 # H3: 5,8 => UNS * DIS # I3: 6 + F5: 2 + F8: 7,9 # A5: 5,8 => CTR => A5: 9 * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 # G5: 5,8 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 # I5: 5,8 => UNS * DIS # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 # C1: 5,8 => CTR => C1: 3,4,7 * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # C3: 5,8 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # C8: 5,8 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # G5: 5,8 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # I5: 5,8 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # C3: 5,8 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # C8: 5,8 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # D4: 4,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # E4: 4,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # E1: 4,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # E2: 4,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # E9: 4,9 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # D4: 3,4 => UNS * INC # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # D4: 7,9 => UNS * PRF # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 # G4: 8,9 => SOL * STA # I3: 6 + F5: 2 + F8: 7,9 + A5: 9 + C1: 3,4,7 + G4: 8,9 * CNT 40 HDP CHAINS / 41 HYP OPENED