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It is a pile as soon as one grain of sand is resting solely on top of one or more grains of sand.
why, what’s wrong with null piles?
Nothing isn’t a thing. It’s right in the name!
we learned about the number zero from the indians a long long long long time ago…
How many piles of zero sand can one possess?
Zero. If a pile has zero sand, it’s not a pile.
Do you see the inherent contradiction of calling the lack of sand a pile?


