Analysis of xx-ph-01417017-14_06-base.sdk
Contents
Original Sudoku
level: deep
position: 98.7..6..7......8...6.....54...3.....7...21....89...5..3...4.....75...6.....1...2 initial
Autosolve
position: 98.7..6..7......8...6.....54...3.....7...21....89...5..3...4.....75...6.....1...2 autosolve
Pair Reduction Variants
Deep Constraint Pair Analysis
Time used: 0:00:00.000007
List of important HDP chains detected for F4,E5: 5..:
* DIS # E5: 5 # E2: 2,4 => CTR => E2: 6,9 * DIS # E5: 5 + E2: 6,9 # E3: 2,4 => CTR => E3: 8,9 * DIS # E5: 5 + E2: 6,9 + E3: 8,9 # A6: 3,6 => CTR => A6: 1,2 * PRF # E5: 5 + E2: 6,9 + E3: 8,9 + A6: 1,2 # B9: 4,9 => SOL * STA # E5: 5 + E2: 6,9 + E3: 8,9 + A6: 1,2 + B9: 4,9 * CNT 4 HDP CHAINS / 14 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......8...6.....54...3.....7...21....89...5..3...4.....75...6.....1...2 | initial |
| 98.7..6..7......8...6.....54...3.....7...21....89...5..3...4.....75...6.....1...2 | autosolve |
Classification
level: deep
Pairing Analysis
-------------------------------------------------- * CONSTRAINT PAIRS (AUTO SOLVE) F4,E5: 5.. / F4 = 5 => 1 pairs (_) / E5 = 5 => 4 pairs (_) G7,G9: 5.. / G7 = 5 => 0 pairs (_) / G9 = 5 => 2 pairs (_) G3,H3: 7.. / G3 = 7 => 0 pairs (_) / H3 = 7 => 2 pairs (_) E7,F9: 7.. / E7 = 7 => 3 pairs (_) / F9 = 7 => 2 pairs (_) E6,E7: 7.. / E6 = 7 => 2 pairs (_) / E7 = 7 => 3 pairs (_) * DURATION: 0:00:03.352956 START: 05:55:10.299286 END: 05:55:13.652242 2020-10-24 * CP COUNT: (5) * INCONCLUSIVE -------------------------------------------------- * DEEP CONSTRAINT PAIRS (PAIR REDUCTION) F4,E5: 5.. / F4 = 5 => 0 pairs (X) / E5 = 5 ==> 0 pairs (*) * DURATION: 0:00:12.767150 START: 05:55:13.652906 END: 05:55:26.420056 2020-10-24 * REASONING F4,E5: 5.. * DIS # E5: 5 # E2: 2,4 => CTR => E2: 6,9 * DIS # E5: 5 + E2: 6,9 # E3: 2,4 => CTR => E3: 8,9 * DIS # E5: 5 + E2: 6,9 + E3: 8,9 # A6: 3,6 => CTR => A6: 1,2 * PRF # E5: 5 + E2: 6,9 + E3: 8,9 + A6: 1,2 # B9: 4,9 => SOL * STA # E5: 5 + E2: 6,9 + E3: 8,9 + A6: 1,2 + B9: 4,9 * CNT 4 HDP CHAINS / 14 HYP OPENED * DCP COUNT: (1) * SOLUTION FOUND
Header Info
1417017;14_06;GP;23;11.40;11.40;7.60
Appendix: Full HDP Chains
A1. Deep Constraint Pair Analysis
Full list of HDP chains traversed for F4,E5: 5..:
* INC # E5: 5 # D2: 2,4 => UNS * DIS # E5: 5 # E2: 2,4 => CTR => E2: 6,9 * INC # E5: 5 + E2: 6,9 # D3: 2,4 => UNS * DIS # E5: 5 + E2: 6,9 # E3: 2,4 => CTR => E3: 8,9 * INC # E5: 5 + E2: 6,9 + E3: 8,9 # C1: 2,4 => UNS * INC # E5: 5 + E2: 6,9 + E3: 8,9 # H1: 2,4 => UNS * INC # E5: 5 + E2: 6,9 + E3: 8,9 # D2: 2,4 => UNS * INC # E5: 5 + E2: 6,9 + E3: 8,9 # D3: 2,4 => UNS * INC # E5: 5 + E2: 6,9 + E3: 8,9 # C1: 2,4 => UNS * INC # E5: 5 + E2: 6,9 + E3: 8,9 # H1: 2,4 => UNS * DIS # E5: 5 + E2: 6,9 + E3: 8,9 # A6: 3,6 => CTR => A6: 1,2 * INC # E5: 5 + E2: 6,9 + E3: 8,9 + A6: 1,2 # B8: 4,9 => UNS * PRF # E5: 5 + E2: 6,9 + E3: 8,9 + A6: 1,2 # B9: 4,9 => SOL * STA # E5: 5 + E2: 6,9 + E3: 8,9 + A6: 1,2 + B9: 4,9 * CNT 13 HDP CHAINS / 14 HYP OPENED