Analysis of xx-ph-01092168-13_09-base.sdk
Contents
Original Sudoku
level: deep
position: 98.76.5..7.4.......5..8.9..5..6.83...3...5.6.....3..9.2......5..9..5.6..........1 initial
Autosolve
position: 98.76.5..7.45......5..8.9..5..6.83...3...5.6.....3..952......59.9..5.6....5.....1 autosolve
Pair Reduction Variants
Deep Constraint Pair Analysis
Time used: 0:00:00.000006
List of important HDP chains detected for C4,E4: 9..:
* DIS # E4: 9 # B2: 1,2 => CTR => B2: 6 * DIS # E4: 9 + B2: 6 # H2: 1,2 => CTR => H2: 3,8 * DIS # E4: 9 + B2: 6 + H2: 3,8 # G2: 8 => CTR => G2: 1,2 * PRF # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 # I5: 2,4 => SOL * STA # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 + I5: 2,4 * CNT 4 HDP CHAINS / 20 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..8.9..5..6.83...3...5.6.....3..9.2......5..9..5.6..........1 | initial |
| 98.76.5..7.45......5..8.9..5..6.83...3...5.6.....3..952......59.9..5.6....5.....1 | autosolve |
Classification
level: deep
Pairing Analysis
-------------------------------------------------- * CONSTRAINT PAIRS (AUTO SOLVE) I2,I3: 6.. / I2 = 6 => 1 pairs (_) / I3 = 6 => 2 pairs (_) F7,F9: 6.. / F7 = 6 => 0 pairs (_) / F9 = 6 => 3 pairs (_) B2,I2: 6.. / B2 = 6 => 2 pairs (_) / I2 = 6 => 1 pairs (_) H3,I3: 7.. / H3 = 7 => 0 pairs (_) / I3 = 7 => 2 pairs (_) E2,F2: 9.. / E2 = 9 => 0 pairs (_) / F2 = 9 => 2 pairs (_) C4,C5: 9.. / C4 = 9 => 0 pairs (_) / C5 = 9 => 2 pairs (_) C4,E4: 9.. / C4 = 9 => 0 pairs (_) / E4 = 9 => 2 pairs (_) D5,D9: 9.. / D5 = 9 => 0 pairs (_) / D9 = 9 => 2 pairs (_) F2,F9: 9.. / F2 = 9 => 2 pairs (_) / F9 = 9 => 0 pairs (_) * DURATION: 0:00:06.923501 START: 05:10:11.295527 END: 05:10:18.219028 2020-10-23 * CP COUNT: (9) * INCONCLUSIVE -------------------------------------------------- * DEEP CONSTRAINT PAIRS (PAIR REDUCTION) F7,F9: 6.. / F7 = 6 ==> 0 pairs (_) / F9 = 6 ==> 3 pairs (_) B2,I2: 6.. / B2 = 6 ==> 2 pairs (_) / I2 = 6 ==> 1 pairs (_) I2,I3: 6.. / I2 = 6 ==> 1 pairs (_) / I3 = 6 ==> 2 pairs (_) F2,F9: 9.. / F2 = 9 ==> 2 pairs (_) / F9 = 9 ==> 0 pairs (_) D5,D9: 9.. / D5 = 9 ==> 0 pairs (_) / D9 = 9 ==> 2 pairs (_) C4,E4: 9.. / C4 = 9 => 0 pairs (X) / E4 = 9 ==> 0 pairs (*) * DURATION: 0:01:13.438827 START: 05:10:18.219590 END: 05:11:31.658417 2020-10-23 * REASONING C4,E4: 9.. * DIS # E4: 9 # B2: 1,2 => CTR => B2: 6 * DIS # E4: 9 + B2: 6 # H2: 1,2 => CTR => H2: 3,8 * DIS # E4: 9 + B2: 6 + H2: 3,8 # G2: 8 => CTR => G2: 1,2 * PRF # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 # I5: 2,4 => SOL * STA # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 + I5: 2,4 * CNT 4 HDP CHAINS / 20 HYP OPENED * DCP COUNT: (6) * SOLUTION FOUND
Header Info
1092168;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 F7,F9: 6..:
* INC # F9: 6 # F1: 1,2 => UNS * INC # F9: 6 # D3: 1,2 => UNS * INC # F9: 6 # F3: 1,2 => UNS * INC # F9: 6 # B2: 1,2 => UNS * INC # F9: 6 # G2: 1,2 => UNS * INC # F9: 6 # H2: 1,2 => UNS * INC # F9: 6 # E4: 1,2 => UNS * INC # F9: 6 # E5: 1,2 => UNS * INC # F9: 6 # H1: 2,4 => UNS * INC # F9: 6 # H3: 2,4 => UNS * INC # F9: 6 # I3: 2,4 => UNS * INC # F9: 6 # F1: 2,4 => UNS * INC # F9: 6 # F1: 1,3 => UNS * INC # F9: 6 # I4: 2,4 => UNS * INC # F9: 6 # I5: 2,4 => UNS * INC # F9: 6 # I8: 2,4 => UNS * INC # F9: 6 # B7: 4,7 => UNS * INC # F9: 6 # B7: 1,6 => UNS * INC # F9: 6 # E9: 4,7 => UNS * INC # F9: 6 # G9: 4,7 => UNS * INC # F9: 6 # H9: 4,7 => UNS * INC # F9: 6 # B4: 4,7 => UNS * INC # F9: 6 # B6: 4,7 => UNS * INC # F9: 6 => UNS * INC # F7: 6 => UNS * CNT 25 HDP CHAINS / 25 HYP OPENED
Full list of HDP chains traversed for B2,I2: 6..:
* INC # B2: 6 # C1: 1,3 => UNS * INC # B2: 6 # C3: 1,3 => UNS * INC # B2: 6 # D3: 1,3 => UNS * INC # B2: 6 # F3: 1,3 => UNS * INC # B2: 6 # A8: 1,3 => UNS * INC # B2: 6 # A8: 4,8 => UNS * INC # B2: 6 # B7: 4,7 => UNS * INC # B2: 6 # B7: 1 => UNS * INC # B2: 6 # E9: 4,7 => UNS * INC # B2: 6 # F9: 4,7 => UNS * INC # B2: 6 # G9: 4,7 => UNS * INC # B2: 6 # B4: 4,7 => UNS * INC # B2: 6 # B6: 4,7 => UNS * INC # B2: 6 => UNS * INC # I2: 6 # C1: 1,2 => UNS * INC # I2: 6 # C3: 1,2 => UNS * INC # I2: 6 # E2: 1,2 => UNS * INC # I2: 6 # F2: 1,2 => UNS * INC # I2: 6 # G2: 1,2 => UNS * INC # I2: 6 # H2: 1,2 => UNS * INC # I2: 6 # B4: 1,2 => UNS * INC # I2: 6 # B6: 1,2 => UNS * INC # I2: 6 => UNS * CNT 23 HDP CHAINS / 23 HYP OPENED
Full list of HDP chains traversed for I2,I3: 6..:
* INC # I3: 6 # C1: 1,3 => UNS * INC # I3: 6 # C3: 1,3 => UNS * INC # I3: 6 # D3: 1,3 => UNS * INC # I3: 6 # F3: 1,3 => UNS * INC # I3: 6 # A8: 1,3 => UNS * INC # I3: 6 # A8: 4,8 => UNS * INC # I3: 6 # B7: 4,7 => UNS * INC # I3: 6 # B7: 1 => UNS * INC # I3: 6 # E9: 4,7 => UNS * INC # I3: 6 # F9: 4,7 => UNS * INC # I3: 6 # G9: 4,7 => UNS * INC # I3: 6 # B4: 4,7 => UNS * INC # I3: 6 # B6: 4,7 => UNS * INC # I3: 6 => UNS * INC # I2: 6 # C1: 1,2 => UNS * INC # I2: 6 # C3: 1,2 => UNS * INC # I2: 6 # E2: 1,2 => UNS * INC # I2: 6 # F2: 1,2 => UNS * INC # I2: 6 # G2: 1,2 => UNS * INC # I2: 6 # H2: 1,2 => UNS * INC # I2: 6 # B4: 1,2 => UNS * INC # I2: 6 # B6: 1,2 => UNS * INC # I2: 6 => UNS * CNT 23 HDP CHAINS / 23 HYP OPENED
Full list of HDP chains traversed for F2,F9: 9..:
* INC # F2: 9 # F1: 1,2 => UNS * INC # F2: 9 # D3: 1,2 => UNS * INC # F2: 9 # F3: 1,2 => UNS * INC # F2: 9 # B2: 1,2 => UNS * INC # F2: 9 # G2: 1,2 => UNS * INC # F2: 9 # H2: 1,2 => UNS * INC # F2: 9 # E4: 1,2 => UNS * INC # F2: 9 # E5: 1,2 => UNS * INC # F2: 9 # H1: 2,4 => UNS * INC # F2: 9 # H3: 2,4 => UNS * INC # F2: 9 # I3: 2,4 => UNS * INC # F2: 9 # F1: 2,4 => UNS * INC # F2: 9 # F1: 1,3 => UNS * INC # F2: 9 # I4: 2,4 => UNS * INC # F2: 9 # I5: 2,4 => UNS * INC # F2: 9 # I8: 2,4 => UNS * INC # F2: 9 => UNS * INC # F9: 9 => UNS * CNT 18 HDP CHAINS / 18 HYP OPENED
Full list of HDP chains traversed for D5,D9: 9..:
* INC # D9: 9 # F1: 1,2 => UNS * INC # D9: 9 # D3: 1,2 => UNS * INC # D9: 9 # F3: 1,2 => UNS * INC # D9: 9 # B2: 1,2 => UNS * INC # D9: 9 # G2: 1,2 => UNS * INC # D9: 9 # H2: 1,2 => UNS * INC # D9: 9 # E4: 1,2 => UNS * INC # D9: 9 # E5: 1,2 => UNS * INC # D9: 9 # H1: 2,4 => UNS * INC # D9: 9 # H3: 2,4 => UNS * INC # D9: 9 # I3: 2,4 => UNS * INC # D9: 9 # F1: 2,4 => UNS * INC # D9: 9 # F1: 1,3 => UNS * INC # D9: 9 # I4: 2,4 => UNS * INC # D9: 9 # I5: 2,4 => UNS * INC # D9: 9 # I8: 2,4 => UNS * INC # D9: 9 => UNS * INC # D5: 9 => UNS * CNT 18 HDP CHAINS / 18 HYP OPENED
Full list of HDP chains traversed for C4,E4: 9..:
* INC # E4: 9 # F1: 1,2 => UNS * INC # E4: 9 # D3: 1,2 => UNS * INC # E4: 9 # F3: 1,2 => UNS * DIS # E4: 9 # B2: 1,2 => CTR => B2: 6 * INC # E4: 9 + B2: 6 # G2: 1,2 => UNS * DIS # E4: 9 + B2: 6 # H2: 1,2 => CTR => H2: 3,8 * INC # E4: 9 + B2: 6 + H2: 3,8 # G2: 1,2 => UNS * DIS # E4: 9 + B2: 6 + H2: 3,8 # G2: 8 => CTR => G2: 1,2 * INC # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 # E5: 1,2 => UNS * INC # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 # E5: 4,7 => UNS * INC # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 # F1: 1,2 => UNS * INC # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 # D3: 1,2 => UNS * INC # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 # F3: 1,2 => UNS * INC # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 # E5: 1,2 => UNS * INC # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 # E5: 4,7 => UNS * INC # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 # H1: 2,4 => UNS * INC # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 # H1: 1 => UNS * INC # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 # I4: 2,4 => UNS * PRF # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 # I5: 2,4 => SOL * STA # E4: 9 + B2: 6 + H2: 3,8 + G2: 1,2 + I5: 2,4 * CNT 19 HDP CHAINS / 20 HYP OPENED