Analysis of xx-ph-00929875-13_05-base.sdk
Contents
Original Sudoku
level: deep
position: 98.7..6..5...8..7...7..6..54....3.....856..9...5.......2...51....963..5.........3 initial
Autosolve
position: 98.75.6..5...8..7...7..6..54....35....856..9...5.......2...51....963..5..5......3 autosolve
Pair Reduction Variants
Deep Constraint Pair Analysis
Time used: 0:00:00.000008
List of important HDP chains detected for C1,H1: 3..:
* DIS # C1: 3 # A6: 1,2 => CTR => A6: 6,7 * DIS # C1: 3 + A6: 6,7 # A5: 7 => CTR => A5: 1,2 * DIS # C1: 3 + A6: 6,7 + A5: 1,2 # B2: 1,4 => CTR => B2: 6 * DIS # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 # H3: 1,4 => CTR => H3: 2,3,8 * DIS # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 # B8: 7 => CTR => B8: 1,4 * DIS # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 # C9: 1 => CTR => C9: 4,6 * PRF # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 + C9: 4,6 # I7: 4,6 => SOL * STA # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 + C9: 4,6 + I7: 4,6 * CNT 7 HDP CHAINS / 32 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..5...8..7...7..6..54....3.....856..9...5.......2...51....963..5.........3 | initial |
| 98.75.6..5...8..7...7..6..54....35....856..9...5.......2...51....963..5..5......3 | autosolve |
Classification
level: deep
Pairing Analysis
-------------------------------------------------- * CONSTRAINT PAIRS (AUTO SOLVE) D2,D3: 3.. / D2 = 3 => 0 pairs (_) / D3 = 3 => 2 pairs (_) A7,C7: 3.. / A7 = 3 => 3 pairs (_) / C7 = 3 => 0 pairs (_) C1,H1: 3.. / C1 = 3 => 3 pairs (_) / H1 = 3 => 0 pairs (_) B2,C2: 6.. / B2 = 6 => 0 pairs (_) / C2 = 6 => 5 pairs (_) G3,H3: 8.. / G3 = 8 => 0 pairs (_) / H3 = 8 => 1 pairs (_) B4,B6: 9.. / B4 = 9 => 0 pairs (_) / B6 = 9 => 0 pairs (_) I7,G9: 9.. / I7 = 9 => 2 pairs (_) / G9 = 9 => 1 pairs (_) I2,I7: 9.. / I2 = 9 => 1 pairs (_) / I7 = 9 => 2 pairs (_) * DURATION: 0:00:05.687204 START: 06:45:19.334130 END: 06:45:25.021334 2021-01-02 * CP COUNT: (8) * INCONCLUSIVE -------------------------------------------------- * DEEP CONSTRAINT PAIRS (PAIR REDUCTION) B2,C2: 6.. / B2 = 6 ==> 0 pairs (_) / C2 = 6 ==> 5 pairs (_) C1,H1: 3.. / C1 = 3 ==> 0 pairs (*) / H1 = 3 => 0 pairs (X) * DURATION: 0:00:33.011793 START: 06:45:25.021988 END: 06:45:58.033781 2021-01-02 * REASONING C1,H1: 3.. * DIS # C1: 3 # A6: 1,2 => CTR => A6: 6,7 * DIS # C1: 3 + A6: 6,7 # A5: 7 => CTR => A5: 1,2 * DIS # C1: 3 + A6: 6,7 + A5: 1,2 # B2: 1,4 => CTR => B2: 6 * DIS # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 # H3: 1,4 => CTR => H3: 2,3,8 * DIS # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 # B8: 7 => CTR => B8: 1,4 * DIS # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 # C9: 1 => CTR => C9: 4,6 * PRF # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 + C9: 4,6 # I7: 4,6 => SOL * STA # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 + C9: 4,6 + I7: 4,6 * CNT 7 HDP CHAINS / 32 HYP OPENED * DCP COUNT: (2) * SOLUTION FOUND
Header Info
929875;13_05;GP;25;11.30;1.20;1.20
Appendix: Full HDP Chains
A1. Deep Constraint Pair Analysis
Full list of HDP chains traversed for B2,C2: 6..:
* INC # C2: 6 # A5: 1,2 => UNS * INC # C2: 6 # A6: 1,2 => UNS * INC # C2: 6 # D4: 1,2 => UNS * INC # C2: 6 # E4: 1,2 => UNS * INC # C2: 6 # H4: 1,2 => UNS * INC # C2: 6 # I4: 1,2 => UNS * INC # C2: 6 # C1: 1,2 => UNS * INC # C2: 6 # C1: 3,4 => UNS * INC # C2: 6 # C1: 3,4 => UNS * INC # C2: 6 # C1: 1,2 => UNS * INC # C2: 6 # B8: 1,4 => UNS * INC # C2: 6 # B8: 7 => UNS * INC # C2: 6 # D9: 1,4 => UNS * INC # C2: 6 # E9: 1,4 => UNS * INC # C2: 6 # F9: 1,4 => UNS * INC # C2: 6 # C1: 1,4 => UNS * INC # C2: 6 # C1: 2,3 => UNS * INC # C2: 6 => UNS * INC # B2: 6 => UNS * CNT 19 HDP CHAINS / 19 HYP OPENED
Full list of HDP chains traversed for C1,H1: 3..:
* INC # C1: 3 # C2: 1,2 => UNS * INC # C1: 3 # C2: 4,6 => UNS * INC # C1: 3 # D3: 1,2 => UNS * INC # C1: 3 # E3: 1,2 => UNS * INC # C1: 3 # H3: 1,2 => UNS * INC # C1: 3 # A5: 1,2 => UNS * DIS # C1: 3 # A6: 1,2 => CTR => A6: 6,7 * INC # C1: 3 + A6: 6,7 # A5: 1,2 => UNS * DIS # C1: 3 + A6: 6,7 # A5: 7 => CTR => A5: 1,2 * INC # C1: 3 + A6: 6,7 + A5: 1,2 # C2: 1,2 => UNS * INC # C1: 3 + A6: 6,7 + A5: 1,2 # C2: 4,6 => UNS * INC # C1: 3 + A6: 6,7 + A5: 1,2 # D3: 1,2 => UNS * INC # C1: 3 + A6: 6,7 + A5: 1,2 # E3: 1,2 => UNS * INC # C1: 3 + A6: 6,7 + A5: 1,2 # H3: 1,2 => UNS * DIS # C1: 3 + A6: 6,7 + A5: 1,2 # B2: 1,4 => CTR => B2: 6 * INC # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 # C2: 1,4 => UNS * INC # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 # C2: 1,4 => UNS * INC # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 # C2: 2 => UNS * INC # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 # D3: 1,4 => UNS * INC # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 # E3: 1,4 => UNS * DIS # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 # H3: 1,4 => CTR => H3: 2,3,8 * INC # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 # B8: 1,4 => UNS * DIS # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 # B8: 7 => CTR => B8: 1,4 * INC # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 # C2: 1,4 => UNS * INC # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 # C2: 2 => UNS * INC # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 # D3: 1,4 => UNS * INC # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 # E3: 1,4 => UNS * INC # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 # C9: 4,6 => UNS * DIS # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 # C9: 1 => CTR => C9: 4,6 * INC # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 + C9: 4,6 # H7: 4,6 => UNS * PRF # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 + C9: 4,6 # I7: 4,6 => SOL * STA # C1: 3 + A6: 6,7 + A5: 1,2 + B2: 6 + H3: 2,3,8 + B8: 1,4 + C9: 4,6 + I7: 4,6 * CNT 31 HDP CHAINS / 32 HYP OPENED