Analysis of xx-ph-02317743-2019_03_16-base.sdk
Contents
Original Sudoku
level: deep
position: 98.7..6..7.5.4..8...3....5.2....85....8.3..4......7..1.5.8.4.7...73....8......... initial
Autosolve
position: 98.7..6..7.5.4..8...3.8..5.2....85....8.3..4......78.1.5.8.4.7...73....88...7...5 autosolve
Pair Reduction Variants
Deep Constraint Pair Analysis
Time used: 0:00:00.000007
List of important HDP chains detected for C1,I1: 4..:
* DIS # C1: 4 # A5: 1,6 => CTR => A5: 5 * DIS # C1: 4 + A5: 5 # E6: 6,9 => CTR => E6: 2 * PRF # C1: 4 + A5: 5 + E6: 2 # C7: 6,9 => SOL * STA # C1: 4 + A5: 5 + E6: 2 + C7: 6,9 * CNT 3 HDP CHAINS / 30 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
| 98.7..6..7.5.4..8...3....5.2....85....8.3..4......7..1.5.8.4.7...73....8......... | initial |
| 98.7..6..7.5.4..8...3.8..5.2....85....8.3..4......78.1.5.8.4.7...73....88...7...5 | autosolve |
Classification
level: deep
Pairing Analysis
-------------------------------------------------- * CONSTRAINT PAIRS (AUTO SOLVE) F1,F2: 3.. / F1 = 3 => 2 pairs (_) / F2 = 3 => 1 pairs (_) A7,B9: 3.. / A7 = 3 => 0 pairs (_) / B9 = 3 => 1 pairs (_) A6,A7: 3.. / A6 = 3 => 1 pairs (_) / A7 = 3 => 0 pairs (_) I1,I3: 4.. / I1 = 4 => 1 pairs (_) / I3 = 4 => 4 pairs (_) D4,D6: 4.. / D4 = 4 => 0 pairs (_) / D6 = 4 => 2 pairs (_) G8,G9: 4.. / G8 = 4 => 1 pairs (_) / G9 = 4 => 0 pairs (_) C1,I1: 4.. / C1 = 4 => 4 pairs (_) / I1 = 4 => 1 pairs (_) E1,F1: 5.. / E1 = 5 => 0 pairs (_) / F1 = 5 => 2 pairs (_) A5,A6: 5.. / A5 = 5 => 0 pairs (_) / A6 = 5 => 1 pairs (_) D5,D6: 5.. / D5 = 5 => 1 pairs (_) / D6 = 5 => 0 pairs (_) E8,F8: 5.. / E8 = 5 => 2 pairs (_) / F8 = 5 => 0 pairs (_) A5,D5: 5.. / A5 = 5 => 0 pairs (_) / D5 = 5 => 1 pairs (_) A6,D6: 5.. / A6 = 5 => 1 pairs (_) / D6 = 5 => 0 pairs (_) E1,E8: 5.. / E1 = 5 => 0 pairs (_) / E8 = 5 => 2 pairs (_) F1,F8: 5.. / F1 = 5 => 2 pairs (_) / F8 = 5 => 0 pairs (_) G3,I3: 7.. / G3 = 7 => 1 pairs (_) / I3 = 7 => 1 pairs (_) B4,B5: 7.. / B4 = 7 => 0 pairs (_) / B5 = 7 => 2 pairs (_) B4,I4: 7.. / B4 = 7 => 0 pairs (_) / I4 = 7 => 2 pairs (_) G3,G5: 7.. / G3 = 7 => 1 pairs (_) / G5 = 7 => 1 pairs (_) * DURATION: 0:00:16.665770 START: 23:14:11.689678 END: 23:14:28.355448 2020-10-11 * CP COUNT: (19) * INCONCLUSIVE -------------------------------------------------- * DEEP CONSTRAINT PAIRS (PAIR REDUCTION) C1,I1: 4.. / C1 = 4 ==> 0 pairs (*) / I1 = 4 => 0 pairs (X) * DURATION: 0:00:35.645324 START: 23:14:28.356140 END: 23:15:04.001464 2020-10-11 * REASONING C1,I1: 4.. * DIS # C1: 4 # A5: 1,6 => CTR => A5: 5 * DIS # C1: 4 + A5: 5 # E6: 6,9 => CTR => E6: 2 * PRF # C1: 4 + A5: 5 + E6: 2 # C7: 6,9 => SOL * STA # C1: 4 + A5: 5 + E6: 2 + C7: 6,9 * CNT 3 HDP CHAINS / 30 HYP OPENED * DCP COUNT: (1) * SOLUTION FOUND
Header Info
2317743;2019_03_16;PAQ;25;11.50;1.20;1.20
Appendix: Full HDP Chains
A1. Deep Constraint Pair Analysis
Full list of HDP chains traversed for C1,I1: 4..:
* INC # C1: 4 # B2: 1,6 => UNS * INC # C1: 4 # B3: 1,6 => UNS * INC # C1: 4 # D3: 1,6 => UNS * INC # C1: 4 # F3: 1,6 => UNS * DIS # C1: 4 # A5: 1,6 => CTR => A5: 5 * INC # C1: 4 + A5: 5 # A7: 1,6 => UNS * INC # C1: 4 + A5: 5 # A8: 1,6 => UNS * INC # C1: 4 + A5: 5 # B2: 1,6 => UNS * INC # C1: 4 + A5: 5 # B3: 1,6 => UNS * INC # C1: 4 + A5: 5 # D3: 1,6 => UNS * INC # C1: 4 + A5: 5 # F3: 1,6 => UNS * INC # C1: 4 + A5: 5 # A7: 1,6 => UNS * INC # C1: 4 + A5: 5 # A8: 1,6 => UNS * INC # C1: 4 + A5: 5 # H1: 2,3 => UNS * INC # C1: 4 + A5: 5 # G2: 2,3 => UNS * INC # C1: 4 + A5: 5 # I2: 2,3 => UNS * INC # C1: 4 + A5: 5 # F1: 2,3 => UNS * INC # C1: 4 + A5: 5 # F1: 1,5 => UNS * INC # C1: 4 + A5: 5 # I7: 2,3 => UNS * INC # C1: 4 + A5: 5 # I7: 6,9 => UNS * INC # C1: 4 + A5: 5 # B4: 6,9 => UNS * INC # C1: 4 + A5: 5 # C4: 6,9 => UNS * INC # C1: 4 + A5: 5 # B5: 6,9 => UNS * INC # C1: 4 + A5: 5 # B6: 6,9 => UNS * DIS # C1: 4 + A5: 5 # E6: 6,9 => CTR => E6: 2 * INC # C1: 4 + A5: 5 + E6: 2 # H6: 6,9 => UNS * INC # C1: 4 + A5: 5 + E6: 2 # H6: 6,9 => UNS * INC # C1: 4 + A5: 5 + E6: 2 # H6: 3 => UNS * PRF # C1: 4 + A5: 5 + E6: 2 # C7: 6,9 => SOL * STA # C1: 4 + A5: 5 + E6: 2 + C7: 6,9 * CNT 29 HDP CHAINS / 30 HYP OPENED