Analysis of xx-ph-00018573-KZ1C-base.sdk
Contents
Original Sudoku
level: deep
position: 98.7.....6.....97...7.....5.7..4.3...2...1.....98...5...89...6.....2.4.......3..1 initial
Autosolve
position: 98.7.....6.....97...7.....5.7..4.3...2...1.....98...5...89...6.....2.4.......3..1 autosolve
Pair Reduction Variants
Deep Constraint Pair Analysis
Time used: 0:00:00.000009
List of important HDP chains detected for F7,D9: 4..:
* PRF # D9: 4 # E7: 5,7 => SOL * STA # D9: 4 + E7: 5,7 * CNT 1 HDP CHAINS / 10 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.....97...7.....5.7..4.3...2...1.....98...5...89...6.....2.4.......3..1 | initial |
| 98.7.....6.....97...7.....5.7..4.3...2...1.....98...5...89...6.....2.4.......3..1 | autosolve |
Classification
level: deep
Pairing Analysis
-------------------------------------------------- * CONSTRAINT PAIRS (AUTO SOLVE) H4,G6: 1.. / H4 = 1 => 2 pairs (_) / G6 = 1 => 2 pairs (_) E7,D8: 1.. / E7 = 1 => 1 pairs (_) / D8 = 1 => 1 pairs (_) F7,D9: 4.. / F7 = 4 => 1 pairs (_) / D9 = 4 => 1 pairs (_) G7,G9: 5.. / G7 = 5 => 2 pairs (_) / G9 = 5 => 2 pairs (_) A4,A5: 8.. / A4 = 8 => 0 pairs (_) / A5 = 8 => 3 pairs (_) F8,E9: 8.. / F8 = 8 => 1 pairs (_) / E9 = 8 => 1 pairs (_) E3,F3: 9.. / E3 = 9 => 0 pairs (_) / F3 = 9 => 1 pairs (_) F4,E5: 9.. / F4 = 9 => 0 pairs (_) / E5 = 9 => 1 pairs (_) B8,B9: 9.. / B8 = 9 => 2 pairs (_) / B9 = 9 => 1 pairs (_) B9,H9: 9.. / B9 = 9 => 1 pairs (_) / H9 = 9 => 2 pairs (_) E3,E5: 9.. / E3 = 9 => 0 pairs (_) / E5 = 9 => 1 pairs (_) F3,F4: 9.. / F3 = 9 => 1 pairs (_) / F4 = 9 => 0 pairs (_) * DURATION: 0:00:08.888450 START: 03:27:42.985109 END: 03:27:51.873559 2020-09-30 * CP COUNT: (12) * INCONCLUSIVE -------------------------------------------------- * DEEP CONSTRAINT PAIRS (PAIR REDUCTION) A4,A5: 8.. / A4 = 8 ==> 0 pairs (_) / A5 = 8 ==> 3 pairs (_) G7,G9: 5.. / G7 = 5 ==> 2 pairs (_) / G9 = 5 ==> 2 pairs (_) H4,G6: 1.. / H4 = 1 ==> 2 pairs (_) / G6 = 1 ==> 2 pairs (_) B9,H9: 9.. / B9 = 9 ==> 1 pairs (_) / H9 = 9 ==> 2 pairs (_) B8,B9: 9.. / B8 = 9 ==> 2 pairs (_) / B9 = 9 ==> 1 pairs (_) F8,E9: 8.. / F8 = 8 ==> 1 pairs (_) / E9 = 8 ==> 1 pairs (_) F7,D9: 4.. / F7 = 4 ==> 1 pairs (_) / D9 = 4 ==> 0 pairs (*) * DURATION: 0:00:55.948499 START: 03:27:51.874458 END: 03:28:47.822957 2020-09-30 * REASONING F7,D9: 4.. * PRF # D9: 4 # E7: 5,7 => SOL * STA # D9: 4 + E7: 5,7 * CNT 1 HDP CHAINS / 10 HYP OPENED * DCP COUNT: (7) * SOLUTION FOUND
Header Info
18573;KZ1C;GP;23;11.50;11.50;11.30
Appendix: Full HDP Chains
A1. Deep Constraint Pair Analysis
Full list of HDP chains traversed for A4,A5: 8..:
* INC # A5: 8 # C4: 1,5 => UNS * INC # A5: 8 # C4: 6 => UNS * INC # A5: 8 # A7: 1,5 => UNS * INC # A5: 8 # A8: 1,5 => UNS * INC # A5: 8 # I5: 6,7 => UNS * INC # A5: 8 # G6: 6,7 => UNS * INC # A5: 8 # I6: 6,7 => UNS * INC # A5: 8 # E5: 6,7 => UNS * INC # A5: 8 # E5: 3,5,9 => UNS * INC # A5: 8 # I5: 4,9 => UNS * INC # A5: 8 # I5: 6,7 => UNS * INC # A5: 8 => UNS * INC # A4: 8 => UNS * CNT 13 HDP CHAINS / 13 HYP OPENED
Full list of HDP chains traversed for G7,G9: 5..:
* INC # G7: 5 # A7: 1,7 => UNS * INC # G7: 5 # A7: 2,3,4 => UNS * INC # G7: 5 # A7: 4,7 => UNS * INC # G7: 5 # A7: 1,2,3 => UNS * INC # G7: 5 => UNS * INC # G9: 5 # B9: 4,6 => UNS * INC # G9: 5 # C9: 4,6 => UNS * INC # G9: 5 # D3: 4,6 => UNS * INC # G9: 5 # D3: 1,2,3 => UNS * INC # G9: 5 # I7: 2,7 => UNS * INC # G9: 5 # I7: 3 => UNS * INC # G9: 5 # A7: 2,7 => UNS * INC # G9: 5 # A7: 1,3,4,5 => UNS * INC # G9: 5 # G6: 2,7 => UNS * INC # G9: 5 # G6: 1,6 => UNS * INC # G9: 5 => UNS * CNT 16 HDP CHAINS / 16 HYP OPENED
Full list of HDP chains traversed for H4,G6: 1..:
* INC # H4: 1 # A5: 5,8 => UNS * INC # H4: 1 # A5: 3,4 => UNS * INC # H4: 1 # C5: 5,6 => UNS * INC # H4: 1 # C5: 3,4 => UNS * INC # H4: 1 # D4: 5,6 => UNS * INC # H4: 1 # F4: 5,6 => UNS * INC # H4: 1 # C8: 5,6 => UNS * INC # H4: 1 # C9: 5,6 => UNS * INC # H4: 1 => UNS * INC # G6: 1 # I1: 2,6 => UNS * INC # G6: 1 # G3: 2,6 => UNS * INC # G6: 1 # F1: 2,6 => UNS * INC # G6: 1 # F1: 4,5 => UNS * INC # G6: 1 # A5: 3,4 => UNS * INC # G6: 1 # C5: 3,4 => UNS * INC # G6: 1 # B6: 3,4 => UNS * INC # G6: 1 # A3: 3,4 => UNS * INC # G6: 1 # A7: 3,4 => UNS * INC # G6: 1 => UNS * CNT 19 HDP CHAINS / 19 HYP OPENED
Full list of HDP chains traversed for B9,H9: 9..:
* INC # H9: 9 # I5: 4,8 => UNS * INC # H9: 9 # I5: 6,7,9 => UNS * INC # H9: 9 # A5: 4,8 => UNS * INC # H9: 9 # A5: 3,5 => UNS * INC # H9: 9 # H3: 4,8 => UNS * INC # H9: 9 # H3: 1,2,3 => UNS * INC # H9: 9 # I8: 3,8 => UNS * INC # H9: 9 # I8: 7 => UNS * INC # H9: 9 # H3: 3,8 => UNS * INC # H9: 9 # H3: 1,2,4 => UNS * INC # H9: 9 => UNS * INC # B9: 9 # G9: 2,8 => UNS * INC # B9: 9 # G9: 5,7 => UNS * INC # B9: 9 # H3: 2,8 => UNS * INC # B9: 9 # H4: 2,8 => UNS * INC # B9: 9 => UNS * CNT 16 HDP CHAINS / 16 HYP OPENED
Full list of HDP chains traversed for B8,B9: 9..:
* INC # B8: 9 # I5: 4,8 => UNS * INC # B8: 9 # I5: 6,7,9 => UNS * INC # B8: 9 # A5: 4,8 => UNS * INC # B8: 9 # A5: 3,5 => UNS * INC # B8: 9 # H3: 4,8 => UNS * INC # B8: 9 # H3: 1,2,3 => UNS * INC # B8: 9 # I8: 3,8 => UNS * INC # B8: 9 # I8: 7 => UNS * INC # B8: 9 # H3: 3,8 => UNS * INC # B8: 9 # H3: 1,2,4 => UNS * INC # B8: 9 => UNS * INC # B9: 9 # G9: 2,8 => UNS * INC # B9: 9 # G9: 5,7 => UNS * INC # B9: 9 # H3: 2,8 => UNS * INC # B9: 9 # H4: 2,8 => UNS * INC # B9: 9 => UNS * CNT 16 HDP CHAINS / 16 HYP OPENED
Full list of HDP chains traversed for F8,E9: 8..:
* INC # F8: 8 # I8: 3,9 => UNS * INC # F8: 8 # I8: 7 => UNS * INC # F8: 8 # B8: 3,9 => UNS * INC # F8: 8 # B8: 1,5,6 => UNS * INC # F8: 8 => UNS * INC # E9: 8 # H4: 2,9 => UNS * INC # E9: 8 # H4: 1,8 => UNS * INC # E9: 8 => UNS * CNT 8 HDP CHAINS / 8 HYP OPENED
Full list of HDP chains traversed for F7,D9: 4..:
* INC # F7: 4 # D8: 5,6 => UNS * INC # F7: 4 # F8: 5,6 => UNS * INC # F7: 4 # E9: 5,6 => UNS * INC # F7: 4 # B9: 5,6 => UNS * INC # F7: 4 # C9: 5,6 => UNS * INC # F7: 4 # D4: 5,6 => UNS * INC # F7: 4 # D5: 5,6 => UNS * INC # F7: 4 => UNS * PRF # D9: 4 # E7: 5,7 => SOL * STA # D9: 4 + E7: 5,7 * CNT 9 HDP CHAINS / 10 HYP OPENED