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### Alexander Bjørndal

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 Charlie and the Chocolate Factory How about this?  spoiler\sum_{i \mathop =0}^{∞}n/3^i  context Charlie and the Chocolate Factory Sum of (n/3^i) from i = 0 to i = ∞ But it gives 22.5 for 45 context Charlie and the Chocolate Factory The formula is incorrect ... It assumes that money and wrappers can be used together to buy new chocolate context