Analysis of xx-colx155-base.sdk
Contents
Original Sudoku
level: deep
position: ..1...5...2.4...6.3....7....6.28........9..2.......4.65.....1...9.8...4...7.....3 initial
Autosolve
position: ..1...5...2.4...6.3....7....6.28........9..2.......4.65.....1...9.8...4...7.....3 autosolve
Pair Reduction Variants
Deep Constraint Pair Analysis
Time used: 0:00:00.000005
List of important HDP chains detected for H1,G2: 3..:
* PRF # G2: 3 # I5: 7,8 => SOL * STA # G2: 3 + I5: 7,8 * CNT 1 HDP CHAINS / 13 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
| ..1...5...2.4...6.3....7....6.28........9..2.......4.65.....1...9.8...4...7.....3 | initial |
| ..1...5...2.4...6.3....7....6.28........9..2.......4.65.....1...9.8...4...7.....3 | autosolve |
Classification
level: deep
Pairing Analysis
-------------------------------------------------- * CONSTRAINT PAIRS (AUTO SOLVE) A6,C6: 2.. / A6 = 2 => 1 pairs (_) / C6 = 2 => 1 pairs (_) H1,G2: 3.. / H1 = 3 => 2 pairs (_) / G2 = 3 => 3 pairs (_) I1,I3: 4.. / I1 = 4 => 1 pairs (_) / I3 = 4 => 1 pairs (_) F4,F5: 4.. / F4 = 4 => 0 pairs (_) / F5 = 4 => 1 pairs (_) E7,E9: 4.. / E7 = 4 => 1 pairs (_) / E9 = 4 => 1 pairs (_) I8,H9: 5.. / I8 = 5 => 1 pairs (_) / H9 = 5 => 1 pairs (_) A1,C3: 6.. / A1 = 6 => 3 pairs (_) / C3 = 6 => 1 pairs (_) D5,F5: 6.. / D5 = 6 => 1 pairs (_) / F5 = 6 => 0 pairs (_) G8,G9: 6.. / G8 = 6 => 2 pairs (_) / G9 = 6 => 1 pairs (_) F1,F2: 8.. / F1 = 8 => 1 pairs (_) / F2 = 8 => 2 pairs (_) * DURATION: 0:00:08.322389 START: 17:24:36.054855 END: 17:24:44.377244 2017-04-29 * CP COUNT: (10) -------------------------------------------------- * DEEP CONSTRAINT PAIRS (PAIR REDUCTION) H1,G2: 3.. / H1 = 3 => 0 pairs (X) / G2 = 3 ==> 0 pairs (*) * DURATION: 0:00:18.178914 START: 17:24:44.377673 END: 17:25:02.556587 2017-04-29 * REASONING H1,G2: 3.. * PRF # G2: 3 # I5: 7,8 => SOL * STA # G2: 3 + I5: 7,8 * CNT 1 HDP CHAINS / 13 HYP OPENED * DCP COUNT: (1) * SOLUTION FOUND
Header Info
colx155,coloin,95640,98064,11.7,11.7,2.6,2867,1809
Appendix: Full HDP Chains
A1. Deep Constraint Pair Analysis
Full list of HDP chains traversed for H1,G2: 3..:
* INC # G2: 3 # F2: 1,5 => UNS * INC # G2: 3 # D3: 1,5 => UNS * INC # G2: 3 # E3: 1,5 => UNS * INC # G2: 3 # E6: 1,5 => UNS * INC # G2: 3 # E8: 1,5 => UNS * INC # G2: 3 # E9: 1,5 => UNS * INC # G2: 3 # H4: 7,9 => UNS * INC # G2: 3 # I4: 7,9 => UNS * INC # G2: 3 # H6: 7,9 => UNS * INC # G2: 3 # A4: 7,9 => UNS * INC # G2: 3 # A4: 1,4 => UNS * PRF # G2: 3 # I5: 7,8 => SOL * STA # G2: 3 + I5: 7,8 * CNT 12 HDP CHAINS / 13 HYP OPENED