nissy-core

The "engine" of nissy, including the H48 optimal solver.
git clone https://git.tronto.net/nissy-core
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tables_4_threads.md (1376B)


      1 <!-- The following details block can be found in benchmarks/tables_4_threads.md -->
      2 <details><summary>Results: Single solution, 4 threads</summary>
      3 
      4 Time per cube (in seconds, lower is better).
      5 
      6 |  Solver  |  Size  |17 moves|18 moves|19 moves|20 moves|Superflip|
      7 |:---------|:-------|-------:|-------:|-------:|-------:|--------:|
      8 |H48 h11   |56.5 GiB|    0.04|    0.14|    0.60|    3.97|     4.19|
      9 |H48 h10   |28.3 GiB|    0.05|    0.20|    0.91|    6.65|     9.81|
     10 |H48 h9    |14.1 GiB|    0.07|    0.39|    1.74|   12.54|    18.96|
     11 |H48 h8    | 7.1 GiB|    0.13|    0.90|    3.71|        |         |
     12 |H48 h7    | 3.5 GiB|    0.17|    1.28|    6.12|        |         |
     13 |H48 h6    | 1.8 GiB|    0.33|    2.47|   12.22|        |         |
     14 
     15 Speed-up factor (higher is better).
     16 
     17 |  Solver  |  Size  |17 moves|18 moves|19 moves|20 moves|Superflip|
     18 |:---------|:-------|-------:|-------:|-------:|-------:|--------:|
     19 |H48 h11   |56.5 GiB|    2.55|    3.46|    3.75|    3.96|     3.71|
     20 |H48 h10   |28.3 GiB|    3.09|    3.71|    3.67|    3.54|     3.88|
     21 |H48 h9    |14.1 GiB|    3.25|    3.84|    3.85|        |         |
     22 |H48 h8    | 7.1 GiB|    3.53|    3.72|    3.81|        |         |
     23 |H48 h7    | 3.5 GiB|    3.60|    3.78|    3.80|        |         |
     24 |H48 h6    | 1.8 GiB|    3.77|    3.82|    3.79|        |         |
     25 
     26 <img src="img/4threadsspeedupfactor.png">
     27 
     28 </details>