Analysis of xx-ph-00423049-12_12_03-base.sdk
Contents
Original Sudoku
level: deep
position: .......12.....1.3.....2.4.5..1..3....6..4...78..9.......98......2..6...467....5.. initial
Autosolve
position: .......12.....1.3.....2.4.5..1..3....6..4...78..9.......98......2..6...467....5.. autosolve
Pair Reduction Variants
Deep Constraint Pair Analysis
Time used: 0:00:00.000006
List of important HDP chains detected for D5,G5: 1..:
* DIS # G5: 1 # C6: 4,5 => CTR => C6: 2,7 * DIS # G5: 1 + C6: 2,7 # B1: 4,5 => CTR => B1: 3,8,9 * PRF # G5: 1 + C6: 2,7 + B1: 3,8,9 # B7: 4,5 => SOL * STA # G5: 1 + C6: 2,7 + B1: 3,8,9 + B7: 4,5 * CNT 3 HDP CHAINS / 9 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.....2.4.5..1..3....6..4...78..9.......98......2..6...467....5.. | initial |
| .......12.....1.3.....2.4.5..1..3....6..4...78..9.......98......2..6...467....5.. | autosolve |
Classification
level: deep
Pairing Analysis
-------------------------------------------------- * CONSTRAINT PAIRS (AUTO SOLVE) A3,B3: 1.. / A3 = 1 => 2 pairs (_) / B3 = 1 => 0 pairs (_) D5,E6: 1.. / D5 = 1 => 1 pairs (_) / E6 = 1 => 4 pairs (_) D5,G5: 1.. / D5 = 1 => 1 pairs (_) / G5 = 1 => 4 pairs (_) B3,B7: 1.. / B3 = 1 => 0 pairs (_) / B7 = 1 => 2 pairs (_) A2,C2: 2.. / A2 = 2 => 0 pairs (_) / C2 = 2 => 1 pairs (_) H4,H6: 4.. / H4 = 4 => 1 pairs (_) / H6 = 4 => 1 pairs (_) D4,F6: 6.. / D4 = 6 => 2 pairs (_) / F6 = 6 => 1 pairs (_) A4,C6: 7.. / A4 = 7 => 1 pairs (_) / C6 = 7 => 2 pairs (_) E4,F5: 8.. / E4 = 8 => 2 pairs (_) / F5 = 8 => 1 pairs (_) C8,C9: 8.. / C8 = 8 => 2 pairs (_) / C9 = 8 => 2 pairs (_) * DURATION: 0:00:06.561836 START: 12:30:27.134528 END: 12:30:33.696364 2020-12-26 * CP COUNT: (10) * INCONCLUSIVE -------------------------------------------------- * DEEP CONSTRAINT PAIRS (PAIR REDUCTION) D5,G5: 1.. / D5 = 1 => 0 pairs (X) / G5 = 1 ==> 0 pairs (*) * DURATION: 0:00:12.527780 START: 12:30:33.696945 END: 12:30:46.224725 2020-12-26 * REASONING D5,G5: 1.. * DIS # G5: 1 # C6: 4,5 => CTR => C6: 2,7 * DIS # G5: 1 + C6: 2,7 # B1: 4,5 => CTR => B1: 3,8,9 * PRF # G5: 1 + C6: 2,7 + B1: 3,8,9 # B7: 4,5 => SOL * STA # G5: 1 + C6: 2,7 + B1: 3,8,9 + B7: 4,5 * CNT 3 HDP CHAINS / 9 HYP OPENED * DCP COUNT: (1) * SOLUTION FOUND
Header Info
423049;12_12_03;dob;22;11.30;11.30;2.60
Appendix: Full HDP Chains
A1. Deep Constraint Pair Analysis
Full list of HDP chains traversed for D5,G5: 1..:
* INC # G5: 1 # A4: 4,5 => UNS * INC # G5: 1 # B4: 4,5 => UNS * DIS # G5: 1 # C6: 4,5 => CTR => C6: 2,7 * INC # G5: 1 + C6: 2,7 # H6: 4,5 => UNS * INC # G5: 1 + C6: 2,7 # H6: 2,6 => UNS * DIS # G5: 1 + C6: 2,7 # B1: 4,5 => CTR => B1: 3,8,9 * INC # G5: 1 + C6: 2,7 + B1: 3,8,9 # B2: 4,5 => UNS * PRF # G5: 1 + C6: 2,7 + B1: 3,8,9 # B7: 4,5 => SOL * STA # G5: 1 + C6: 2,7 + B1: 3,8,9 + B7: 4,5 * CNT 8 HDP CHAINS / 9 HYP OPENED