6 steps
wm4822wm4822
signature
23→43
rule
{{{1, 2, 3}, {4, 5, 6}} -> {{7, 8, 3}, {3, 9, 7}, {5, 8, 9}, {4, 5, 2}}}
{{{1, 2, 3}, {4, 5, 6}} -> {{7, 8, 3}, {3, 9, 7}, {5, 8, 9}, {4, 5, 2}}}
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