1444354390534471683

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https://twitter.com/algopuzzles/status/1444354390534471683
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algopuzzles
Created At
2021-10-02T17:31:36.000Z
A square table has 100 identical coins such that: (1) no two coins overlap & (2) there is no room to keep an extra coin without having it overlap with another coin. Prove that the table can be covered using 400 coins with overlaps. #exportoberScreenshot