Analysis of xx-mith-te3-00039758-base.sdk

Contents

Original Sudoku

level: deep

Original Sudoku

position: 1.345..8945..89......1.........413.7314.............6..4581....83..9....9.13.48.. initial

Autosolve

position: 1.345..8945..89......1.3.......413.7314.....8....38.6..4581....83..9....9.13.48.. autosolve
Autosolve

Pair Reduction Variants

Pair Reduction Analysis

Pair Reduction Analysis

See Appendix: Full HDP Chains for full list of HDP chains.

Pair Reduction

Pair Reduction

See Appendix: Full HDP Chains for full list of HDP chains.

Deep Pair Reduction

Deep Pair Reduction

Time used: 0:00:21.533004

See Appendix: Full HDP Chains for full list of HDP chains.

Deep Constraint Pair Analysis

Deep Constraint Pair Analysis

Time used: 0:00:00.000002

List of important HDP chains detected for F5,F8: 5..:

* DIS # F5: 5 # E3: 6,7 => CTR => E3: 2
* PRF # F5: 5 + E3: 2 # C2: 6,7 => SOL
* STA # F5: 5 + E3: 2 + C2: 6,7
* CNT   2 HDP CHAINS /   8 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

1.345..8945..89......1.........413.7314.............6..4581....83..9....9.13.48.. initial
1.345..8945..89......1.3.......413.7314.....8....38.6..4581....83..9....9.13.48.. autosolve

Classification

level: deep

Pairing Analysis

--------------------------------------------------
* PAIRS (4)
B3: 8,9
C3: 8,9
G6: 1,4
I6: 1,4

--------------------------------------------------
* CONSTRAINT PAIRS (AUTO SOLVE)
G6,I6: 1.. / G6 = 1  =>  4 pairs (_) / I6 = 1  =>  2 pairs (_)
H2,H8: 1.. / H2 = 1  =>  6 pairs (_) / H8 = 1  =>  4 pairs (_)
H2,I2: 3.. / H2 = 3  =>  4 pairs (_) / I2 = 3  =>  6 pairs (_)
H7,I7: 3.. / H7 = 3  =>  6 pairs (_) / I7 = 3  =>  4 pairs (_)
H2,H7: 3.. / H2 = 3  =>  4 pairs (_) / H7 = 3  =>  6 pairs (_)
I2,I7: 3.. / I2 = 3  =>  6 pairs (_) / I7 = 3  =>  4 pairs (_)
G6,I6: 4.. / G6 = 4  =>  2 pairs (_) / I6 = 4  =>  4 pairs (_)
H3,H8: 4.. / H3 = 4  =>  4 pairs (_) / H8 = 4  =>  6 pairs (_)
A4,A6: 5.. / A4 = 5  =>  9 pairs (_) / A6 = 5  =>  6 pairs (_)
D8,F8: 5.. / D8 = 5  => 13 pairs (_) / F8 = 5  =>  4 pairs (_)
H9,I9: 5.. / H9 = 5  =>  9 pairs (_) / I9 = 5  =>  5 pairs (_)
A6,D6: 5.. / A6 = 5  =>  6 pairs (_) / D6 = 5  =>  9 pairs (_)
F5,F8: 5.. / F5 = 5  => 13 pairs (_) / F8 = 5  =>  4 pairs (_)
G3,G5: 5.. / G3 = 5  =>  6 pairs (_) / G5 = 5  =>  8 pairs (_)
I3,I9: 5.. / I3 = 5  =>  9 pairs (_) / I9 = 5  =>  5 pairs (_)
B3,C3: 8.. / B3 = 8  =>  3 pairs (_) / C3 = 8  =>  3 pairs (_)
B4,C4: 8.. / B4 = 8  =>  3 pairs (_) / C4 = 8  =>  3 pairs (_)
B3,B4: 8.. / B3 = 8  =>  3 pairs (_) / B4 = 8  =>  3 pairs (_)
C3,C4: 8.. / C3 = 8  =>  3 pairs (_) / C4 = 8  =>  3 pairs (_)
B3,C3: 9.. / B3 = 9  =>  3 pairs (_) / C3 = 9  =>  3 pairs (_)
G7,H7: 9.. / G7 = 9  =>  5 pairs (_) / H7 = 9  => 10 pairs (_)
G5,G7: 9.. / G5 = 9  => 10 pairs (_) / G7 = 9  =>  5 pairs (_)
* DURATION: 0:00:07.451295  START: 07:37:19.939242  END: 07:37:27.390537 2025-04-06
* CP COUNT: (22)
* INCONCLUSIVE

--------------------------------------------------
* DEEP CONSTRAINT PAIRS (PAIR REDUCTION)
F5,F8: 5.. / F5 = 5 ==>  0 pairs (*) / F8 = 5  =>  0 pairs (X)
* DURATION: 0:00:09.482659  START: 07:37:52.094300  END: 07:38:01.576959 2025-04-06
* REASONING F5,F8: 5..
* DIS # F5: 5 # E3: 6,7 => CTR => E3: 2
* PRF # F5: 5 + E3: 2 # C2: 6,7 => SOL
* STA # F5: 5 + E3: 2 + C2: 6,7
* CNT   2 HDP CHAINS /   8 HYP OPENED
* DCP COUNT: (1)
* SOLUTION FOUND

Header Info

rating: 8242; r2: 189179; index: 39758

Appendix: Full HDP Chains

A1. Pair Reduction Analysis

Full list of HDP chains traversed:

* INC # B4: 8,9 => UNS
* INC # B4: 2,6 => UNS
* INC # C4: 8,9 => UNS
* INC # C4: 2,6 => UNS
* INC # G8: 1,4 => UNS
* INC # G8: 2,6,7 => UNS
* INC # I8: 1,4 => UNS
* INC # I8: 2,6 => UNS
* CNT   8 HDP CHAINS /   8 HYP OPENED

A2. Pair Reduction

Full list of HDP chains traversed:

* INC # B4: 8,9 => UNS
* INC # B4: 2,6 => UNS
* INC # C4: 8,9 => UNS
* INC # C4: 2,6 => UNS
* INC # G8: 1,4 => UNS
* INC # G8: 2,6,7 => UNS
* INC # I8: 1,4 => UNS
* INC # I8: 2,6 => UNS
* CNT   8 HDP CHAINS /   8 HYP OPENED

A3. Deep Pair Reduction

Full list of HDP chains traversed:

* INC # B4: 8,9 => UNS
* INC # B4: 2,6 => UNS
* INC # C4: 8,9 => UNS
* INC # C4: 2,6 => UNS
* INC # G8: 1,4 => UNS
* INC # G8: 2,6,7 => UNS
* INC # I8: 1,4 => UNS
* INC # I8: 2,6 => UNS
* INC # B4: 8,9 # C4: 8,9 => UNS
* INC # B4: 8,9 # C4: 2,6 => UNS
* INC # B4: 8,9 # C4: 8,9 => UNS
* INC # B4: 8,9 # C4: 2,6 => UNS
* INC # B4: 8,9 # A6: 2,7 => UNS
* INC # B4: 8,9 # C6: 2,7 => UNS
* INC # B4: 8,9 # B1: 2,7 => UNS
* INC # B4: 8,9 # B9: 2,7 => UNS
* INC # B4: 8,9 # G8: 1,4 => UNS
* INC # B4: 8,9 # G8: 2,6,7 => UNS
* INC # B4: 8,9 # I8: 1,4 => UNS
* INC # B4: 8,9 # I8: 2,6 => UNS
* INC # B4: 8,9 => UNS
* INC # B4: 2,6 # A4: 2,6 => UNS
* INC # B4: 2,6 # A4: 5 => UNS
* INC # B4: 2,6 # B1: 2,6 => UNS
* INC # B4: 2,6 # B9: 2,6 => UNS
* INC # B4: 2,6 # A6: 2,7 => UNS
* INC # B4: 2,6 # A6: 5 => UNS
* INC # B4: 2,6 # C2: 2,7 => UNS
* INC # B4: 2,6 # C8: 2,7 => UNS
* INC # B4: 2,6 # D4: 2,5 => UNS
* INC # B4: 2,6 # D5: 2,5 => UNS
* INC # B4: 2,6 # F5: 2,5 => UNS
* INC # B4: 2,6 # A6: 2,5 => UNS
* INC # B4: 2,6 # A6: 7 => UNS
* INC # B4: 2,6 # D8: 2,5 => UNS
* INC # B4: 2,6 # D8: 6,7 => UNS
* INC # B4: 2,6 # G8: 1,4 => UNS
* INC # B4: 2,6 # G8: 2,6,7 => UNS
* INC # B4: 2,6 # I8: 1,4 => UNS
* INC # B4: 2,6 # I8: 2,6 => UNS
* INC # B4: 2,6 => UNS
* INC # C4: 8,9 # B4: 8,9 => UNS
* INC # C4: 8,9 # B4: 2,6 => UNS
* INC # C4: 8,9 # B4: 8,9 => UNS
* INC # C4: 8,9 # B4: 2,6 => UNS
* INC # C4: 8,9 # A6: 2,7 => UNS
* INC # C4: 8,9 # B6: 2,7 => UNS
* INC # C4: 8,9 # C2: 2,7 => UNS
* INC # C4: 8,9 # C8: 2,7 => UNS
* INC # C4: 8,9 # G8: 1,4 => UNS
* INC # C4: 8,9 # G8: 2,6,7 => UNS
* INC # C4: 8,9 # I8: 1,4 => UNS
* INC # C4: 8,9 # I8: 2,6 => UNS
* INC # C4: 8,9 => UNS
* INC # C4: 2,6 # A4: 2,6 => UNS
* INC # C4: 2,6 # A4: 5 => UNS
* INC # C4: 2,6 # C2: 2,6 => UNS
* INC # C4: 2,6 # C8: 2,6 => UNS
* INC # C4: 2,6 # A6: 2,7 => UNS
* INC # C4: 2,6 # A6: 5 => UNS
* INC # C4: 2,6 # B1: 2,7 => UNS
* INC # C4: 2,6 # B9: 2,7 => UNS
* INC # C4: 2,6 # D4: 2,5 => UNS
* INC # C4: 2,6 # D5: 2,5 => UNS
* INC # C4: 2,6 # F5: 2,5 => UNS
* INC # C4: 2,6 # A6: 2,5 => UNS
* INC # C4: 2,6 # A6: 7 => UNS
* INC # C4: 2,6 # D8: 2,5 => UNS
* INC # C4: 2,6 # D8: 6,7 => UNS
* INC # C4: 2,6 # G8: 1,4 => UNS
* INC # C4: 2,6 # G8: 2,6,7 => UNS
* INC # C4: 2,6 # I8: 1,4 => UNS
* INC # C4: 2,6 # I8: 2,6 => UNS
* INC # C4: 2,6 => UNS
* INC # G8: 1,4 # B4: 8,9 => UNS
* INC # G8: 1,4 # B4: 2,6 => UNS
* INC # G8: 1,4 # C4: 8,9 => UNS
* INC # G8: 1,4 # C4: 2,6 => UNS
* INC # G8: 1,4 # I8: 1,4 => UNS
* INC # G8: 1,4 # I8: 2,6 => UNS
* INC # G8: 1,4 # H8: 1,4 => UNS
* INC # G8: 1,4 # I8: 1,4 => UNS
* INC # G8: 1,4 => UNS
* INC # G8: 2,6,7 # B4: 8,9 => UNS
* INC # G8: 2,6,7 # B4: 2,6 => UNS
* INC # G8: 2,6,7 # C4: 8,9 => UNS
* INC # G8: 2,6,7 # C4: 2,6 => UNS
* INC # G8: 2,6,7 => UNS
* INC # I8: 1,4 # B4: 8,9 => UNS
* INC # I8: 1,4 # B4: 2,6 => UNS
* INC # I8: 1,4 # C4: 8,9 => UNS
* INC # I8: 1,4 # C4: 2,6 => UNS
* INC # I8: 1,4 # G8: 1,4 => UNS
* INC # I8: 1,4 # G8: 2,6,7 => UNS
* INC # I8: 1,4 # G8: 1,4 => UNS
* INC # I8: 1,4 # H8: 1,4 => UNS
* INC # I8: 1,4 => UNS
* INC # I8: 2,6 # B4: 8,9 => UNS
* INC # I8: 2,6 # B4: 2,6 => UNS
* INC # I8: 2,6 # C4: 8,9 => UNS
* INC # I8: 2,6 # C4: 2,6 => UNS
* INC # I8: 2,6 # G7: 2,6 => UNS
* INC # I8: 2,6 # I7: 2,6 => UNS
* INC # I8: 2,6 # I9: 2,6 => UNS
* INC # I8: 2,6 # C8: 2,6 => UNS
* INC # I8: 2,6 # D8: 2,6 => UNS
* INC # I8: 2,6 # F8: 2,6 => UNS
* INC # I8: 2,6 # I3: 2,6 => UNS
* INC # I8: 2,6 # I3: 4,5 => UNS
* INC # I8: 2,6 => UNS
* CNT 110 HDP CHAINS / 110 HYP OPENED

A4. Deep Constraint Pair Analysis

Full list of HDP chains traversed for F5,F8: 5..:

* INC # F5: 5 # B4: 8,9 => UNS
* INC # F5: 5 # B4: 2,6 => UNS
* INC # F5: 5 # C4: 8,9 => UNS
* INC # F5: 5 # C4: 2,6 => UNS
* INC # F5: 5 # F1: 6,7 => UNS
* DIS # F5: 5 # E3: 6,7 => CTR => E3: 2
* PRF # F5: 5 + E3: 2 # C2: 6,7 => SOL
* STA # F5: 5 + E3: 2 + C2: 6,7
* CNT   7 HDP CHAINS /   8 HYP OPENED