Analysis of xx-ph-00068408-12_11-base.sdk
Contents
Original Sudoku
level: deep
position: 98.76.5..7.4.......5..9.8..5..9.63...3...5.6.....3..8.2.5.......9..5.6..........1 initial
Autosolve
position: 98.76.5..7.45......5..9.8..5..9.63...3...5.6.....3..852.5.......9..5.6.........51 autosolve
Pair Reduction Variants
Deep Constraint Pair Analysis
Time used: 0:00:00.000007
List of important HDP chains detected for C4,E4: 8..:
* PRF # E4: 8 # I5: 2,4 => SOL * STA # E4: 8 + I5: 2,4 * CNT 1 HDP CHAINS / 16 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
| 98.76.5..7.4.......5..9.8..5..9.63...3...5.6.....3..8.2.5.......9..5.6..........1 | initial |
| 98.76.5..7.45......5..9.8..5..9.63...3...5.6.....3..852.5.......9..5.6.........51 | autosolve |
Classification
level: deep
Pairing Analysis
-------------------------------------------------- * CONSTRAINT PAIRS (AUTO SOLVE) I2,I3: 6.. / I2 = 6 => 1 pairs (_) / I3 = 6 => 2 pairs (_) D7,D9: 6.. / D7 = 6 => 0 pairs (_) / D9 = 6 => 2 pairs (_) B2,I2: 6.. / B2 = 6 => 2 pairs (_) / I2 = 6 => 1 pairs (_) B7,D7: 6.. / B7 = 6 => 2 pairs (_) / D7 = 6 => 0 pairs (_) H3,I3: 7.. / H3 = 7 => 0 pairs (_) / I3 = 7 => 2 pairs (_) E2,F2: 8.. / E2 = 8 => 1 pairs (_) / F2 = 8 => 2 pairs (_) I7,I8: 8.. / I7 = 8 => 0 pairs (_) / I8 = 8 => 0 pairs (_) C4,E4: 8.. / C4 = 8 => 1 pairs (_) / E4 = 8 => 2 pairs (_) C5,C6: 9.. / C5 = 9 => 2 pairs (_) / C6 = 9 => 0 pairs (_) F7,F9: 9.. / F7 = 9 => 2 pairs (_) / F9 = 9 => 0 pairs (_) C6,G6: 9.. / C6 = 9 => 0 pairs (_) / G6 = 9 => 2 pairs (_) F9,G9: 9.. / F9 = 9 => 0 pairs (_) / G9 = 9 => 2 pairs (_) H2,H7: 9.. / H2 = 9 => 1 pairs (_) / H7 = 9 => 1 pairs (_) * DURATION: 0:00:08.383757 START: 20:48:26.617214 END: 20:48:35.000971 2020-12-22 * CP COUNT: (13) * INCONCLUSIVE -------------------------------------------------- * DEEP CONSTRAINT PAIRS (PAIR REDUCTION) C4,E4: 8.. / C4 = 8 => 0 pairs (X) / E4 = 8 ==> 0 pairs (*) * DURATION: 0:00:16.906145 START: 20:48:35.001543 END: 20:48:51.907688 2020-12-22 * REASONING C4,E4: 8.. * PRF # E4: 8 # I5: 2,4 => SOL * STA # E4: 8 + I5: 2,4 * CNT 1 HDP CHAINS / 16 HYP OPENED * DCP COUNT: (1) * SOLUTION FOUND
Header Info
68408;12_11;GP;25;11.30;1.20;1.20
Appendix: Full HDP Chains
A1. Deep Constraint Pair Analysis
Full list of HDP chains traversed for C4,E4: 8..:
* INC # E4: 8 # F1: 1,2 => UNS * INC # E4: 8 # D3: 1,2 => UNS * INC # E4: 8 # F3: 1,2 => UNS * INC # E4: 8 # B2: 1,2 => UNS * INC # E4: 8 # G2: 1,2 => UNS * INC # E4: 8 # H2: 1,2 => UNS * INC # E4: 8 # E5: 1,2 => UNS * INC # E4: 8 # E5: 4,7 => UNS * INC # E4: 8 # H1: 2,4 => UNS * INC # E4: 8 # H3: 2,4 => UNS * INC # E4: 8 # I3: 2,4 => UNS * INC # E4: 8 # F1: 2,4 => UNS * INC # E4: 8 # F1: 1,3 => UNS * INC # E4: 8 # I4: 2,4 => UNS * PRF # E4: 8 # I5: 2,4 => SOL * STA # E4: 8 + I5: 2,4 * CNT 15 HDP CHAINS / 16 HYP OPENED