[issue38477] magiccube2x2 permutations 28% slower with Python 3.8.0rc1 vs 3.7

[Inada Naoki]

Change by Inada Naoki <songofacandy at gmail.com>:


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nosy: +inada.naoki

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue38477>
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