Analysis of xx-ph-01091076-13_09-base.sdk
Contents
Original Sudoku
level: deep
position: 98.7..6..5..6..4......3..8.7.......4.5...79....95...6.4..2..5...2.....96.....1..2 initial
Autosolve
position: 98.7..6..5..6..4......3..8.7......54.5...79....95...6.4..2..5...2.....96.....1.42 autosolve
Pair Reduction Variants
Deep Constraint Pair Analysis
Time used: 0:00:00.000018
List of important HDP chains detected for B3,B6: 4..:
* DIS # B3: 4 # B4: 1,3 => CTR => B4: 6 * PRF # B3: 4 + B4: 6 # C4: 1,3 => SOL * STA # B3: 4 + B4: 6 + C4: 1,3 * CNT 2 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
| 98.7..6..5..6..4......3..8.7.......4.5...79....95...6.4..2..5...2.....96.....1..2 | initial |
| 98.7..6..5..6..4......3..8.7......54.5...79....95...6.4..2..5...2.....96.....1.42 | autosolve |
Classification
level: deep
Pairing Analysis
-------------------------------------------------- * CONSTRAINT PAIRS (AUTO SOLVE) C5,B6: 4.. / C5 = 4 => 2 pairs (_) / B6 = 4 => 0 pairs (_) B3,B6: 4.. / B3 = 4 => 2 pairs (_) / B6 = 4 => 0 pairs (_) I1,I3: 5.. / I1 = 5 => 1 pairs (_) / I3 = 5 => 2 pairs (_) C8,C9: 5.. / C8 = 5 => 0 pairs (_) / C9 = 5 => 0 pairs (_) F3,I3: 5.. / F3 = 5 => 1 pairs (_) / I3 = 5 => 2 pairs (_) C9,E9: 5.. / C9 = 5 => 0 pairs (_) / E9 = 5 => 0 pairs (_) F4,F7: 6.. / F4 = 6 => 1 pairs (_) / F7 = 6 => 0 pairs (_) G6,I6: 7.. / G6 = 7 => 2 pairs (_) / I6 = 7 => 0 pairs (_) H2,H7: 7.. / H2 = 7 => 3 pairs (_) / H7 = 7 => 1 pairs (_) E2,F2: 8.. / E2 = 8 => 1 pairs (_) / F2 = 8 => 0 pairs (_) I2,I3: 9.. / I2 = 9 => 1 pairs (_) / I3 = 9 => 5 pairs (_) B7,B9: 9.. / B7 = 9 => 0 pairs (_) / B9 = 9 => 1 pairs (_) * DURATION: 0:00:08.381309 START: 16:02:21.571110 END: 16:02:29.952419 2020-10-22 * CP COUNT: (12) * INCONCLUSIVE -------------------------------------------------- * DEEP CONSTRAINT PAIRS (PAIR REDUCTION) I2,I3: 9.. / I2 = 9 ==> 1 pairs (_) / I3 = 9 ==> 5 pairs (_) H2,H7: 7.. / H2 = 7 ==> 3 pairs (_) / H7 = 7 ==> 1 pairs (_) F3,I3: 5.. / F3 = 5 ==> 1 pairs (_) / I3 = 5 ==> 2 pairs (_) I1,I3: 5.. / I1 = 5 ==> 1 pairs (_) / I3 = 5 ==> 2 pairs (_) G6,I6: 7.. / G6 = 7 ==> 2 pairs (_) / I6 = 7 ==> 0 pairs (_) B3,B6: 4.. / B3 = 4 ==> 0 pairs (*) / B6 = 4 => 0 pairs (X) * DURATION: 0:01:04.682082 START: 16:02:29.953502 END: 16:03:34.635584 2020-10-22 * REASONING B3,B6: 4.. * DIS # B3: 4 # B4: 1,3 => CTR => B4: 6 * PRF # B3: 4 + B4: 6 # C4: 1,3 => SOL * STA # B3: 4 + B4: 6 + C4: 1,3 * CNT 2 HDP CHAINS / 9 HYP OPENED * DCP COUNT: (6) * SOLUTION FOUND
Header Info
1091076;13_09;GP;25;11.40;1.20;1.20
Appendix: Full HDP Chains
A1. Deep Constraint Pair Analysis
Full list of HDP chains traversed for I2,I3: 9..:
* INC # I3: 9 # E1: 2,4 => UNS * INC # I3: 9 # E1: 1 => UNS * INC # I3: 9 # F6: 2,4 => UNS * INC # I3: 9 # F6: 3,8 => UNS * INC # I3: 9 # E4: 8,9 => UNS * INC # I3: 9 # E7: 8,9 => UNS * INC # I3: 9 # E9: 8,9 => UNS * INC # I3: 9 # F4: 8,9 => UNS * INC # I3: 9 # F7: 8,9 => UNS * INC # I3: 9 # E1: 1,4 => UNS * INC # I3: 9 # E1: 2 => UNS * INC # I3: 9 # B3: 1,4 => UNS * INC # I3: 9 # C3: 1,4 => UNS * INC # I3: 9 # D5: 1,4 => UNS * INC # I3: 9 # D5: 3,8 => UNS * INC # I3: 9 # H2: 1,3 => UNS * INC # I3: 9 # I2: 1,3 => UNS * INC # I3: 9 # C1: 1,3 => UNS * INC # I3: 9 # C1: 4 => UNS * INC # I3: 9 # H5: 1,3 => UNS * INC # I3: 9 # H7: 1,3 => UNS * INC # I3: 9 => UNS * INC # I2: 9 # E2: 2,8 => UNS * INC # I2: 9 # E2: 1 => UNS * INC # I2: 9 # F4: 2,8 => UNS * INC # I2: 9 # F6: 2,8 => UNS * INC # I2: 9 => UNS * CNT 27 HDP CHAINS / 27 HYP OPENED
Full list of HDP chains traversed for H2,H7: 7..:
* INC # H2: 7 # C1: 1,3 => UNS * INC # H2: 7 # C2: 1,3 => UNS * INC # H2: 7 # I2: 1,3 => UNS * INC # H2: 7 # I2: 9 => UNS * INC # H2: 7 # B4: 1,3 => UNS * INC # H2: 7 # B6: 1,3 => UNS * INC # H2: 7 # B7: 1,3 => UNS * INC # H2: 7 # H1: 1,2 => UNS * INC # H2: 7 # H1: 3 => UNS * INC # H2: 7 # A3: 1,2 => UNS * INC # H2: 7 # C3: 1,2 => UNS * INC # H2: 7 # G4: 1,2 => UNS * INC # H2: 7 # G6: 1,2 => UNS * INC # H2: 7 # I7: 1,3 => UNS * INC # H2: 7 # G8: 1,3 => UNS * INC # H2: 7 # B7: 1,3 => UNS * INC # H2: 7 # C7: 1,3 => UNS * INC # H2: 7 # H1: 1,3 => UNS * INC # H2: 7 # H5: 1,3 => UNS * INC # H2: 7 => UNS * INC # H7: 7 # I7: 3,8 => UNS * INC # H7: 7 # G8: 3,8 => UNS * INC # H7: 7 # A9: 3,8 => UNS * INC # H7: 7 # C9: 3,8 => UNS * INC # H7: 7 # D9: 3,8 => UNS * INC # H7: 7 # G4: 3,8 => UNS * INC # H7: 7 # G6: 3,8 => UNS * INC # H7: 7 => UNS * CNT 28 HDP CHAINS / 28 HYP OPENED
Full list of HDP chains traversed for F3,I3: 5..:
* INC # I3: 5 # E2: 2,8 => UNS * INC # I3: 5 # E2: 1 => UNS * INC # I3: 5 # F4: 2,8 => UNS * INC # I3: 5 # F6: 2,8 => UNS * INC # I3: 5 # H1: 1,3 => UNS * INC # I3: 5 # H2: 1,3 => UNS * INC # I3: 5 # C1: 1,3 => UNS * INC # I3: 5 # C1: 2,4 => UNS * INC # I3: 5 # I5: 1,3 => UNS * INC # I3: 5 # I6: 1,3 => UNS * INC # I3: 5 # I7: 1,3 => UNS * INC # I3: 5 => UNS * INC # F3: 5 # E1: 2,4 => UNS * INC # F3: 5 # E1: 1 => UNS * INC # F3: 5 # C1: 2,4 => UNS * INC # F3: 5 # C1: 1,3 => UNS * INC # F3: 5 # F6: 2,4 => UNS * INC # F3: 5 # F6: 3,8 => UNS * INC # F3: 5 => UNS * CNT 19 HDP CHAINS / 19 HYP OPENED
Full list of HDP chains traversed for I1,I3: 5..:
* INC # I3: 5 # E2: 2,8 => UNS * INC # I3: 5 # E2: 1 => UNS * INC # I3: 5 # F4: 2,8 => UNS * INC # I3: 5 # F6: 2,8 => UNS * INC # I3: 5 # H1: 1,3 => UNS * INC # I3: 5 # H2: 1,3 => UNS * INC # I3: 5 # C1: 1,3 => UNS * INC # I3: 5 # C1: 2,4 => UNS * INC # I3: 5 # I5: 1,3 => UNS * INC # I3: 5 # I6: 1,3 => UNS * INC # I3: 5 # I7: 1,3 => UNS * INC # I3: 5 => UNS * INC # I1: 5 # E1: 2,4 => UNS * INC # I1: 5 # E1: 1 => UNS * INC # I1: 5 # C1: 2,4 => UNS * INC # I1: 5 # C1: 1,3 => UNS * INC # I1: 5 # F6: 2,4 => UNS * INC # I1: 5 # F6: 3,8 => UNS * INC # I1: 5 => UNS * CNT 19 HDP CHAINS / 19 HYP OPENED
Full list of HDP chains traversed for G6,I6: 7..:
* INC # G6: 7 # H1: 1,2 => UNS * INC # G6: 7 # H2: 1,2 => UNS * INC # G6: 7 # A3: 1,2 => UNS * INC # G6: 7 # C3: 1,2 => UNS * INC # G6: 7 # G4: 1,2 => UNS * INC # G6: 7 # G4: 3,8 => UNS * INC # G6: 7 # I7: 3,8 => UNS * INC # G6: 7 # G8: 3,8 => UNS * INC # G6: 7 # A9: 3,8 => UNS * INC # G6: 7 # C9: 3,8 => UNS * INC # G6: 7 # D9: 3,8 => UNS * INC # G6: 7 # G4: 3,8 => UNS * INC # G6: 7 # G4: 1,2 => UNS * INC # G6: 7 => UNS * INC # I6: 7 => UNS * CNT 15 HDP CHAINS / 15 HYP OPENED
Full list of HDP chains traversed for B3,B6: 4..:
* INC # B3: 4 # E2: 1,9 => UNS * INC # B3: 4 # E2: 2,8 => UNS * INC # B3: 4 # I3: 1,9 => UNS * INC # B3: 4 # I3: 5,7 => UNS * INC # B3: 4 # D4: 1,9 => UNS * INC # B3: 4 # D4: 3,8 => UNS * DIS # B3: 4 # B4: 1,3 => CTR => B4: 6 * PRF # B3: 4 + B4: 6 # C4: 1,3 => SOL * STA # B3: 4 + B4: 6 + C4: 1,3 * CNT 8 HDP CHAINS / 9 HYP OPENED