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Talk:2DChanger
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TC proof sketch
This construction searches a zero cell while moving right, which can probably help prove it TC:
+ +
< }
} <
+a}<}+ +
+ +
Assumes IP is at a and direction is right
--ChuckEsoteric08 (talk) 11:55, 28 June 2026 (UTC)
Only difficulty is to make IP be inside that loop to get to a --ChuckEsoteric08 (talk) 12:19, 28 June 2026 (UTC)