Problem 2591. Does the coin touch the line?

Created by Georges

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If we throw a coin that has a diameter of d, its center will land in a grid n x m.

What is the probability that the coin lands without touching the sides of the grid?

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98 Solutions
41 Solvers

Last Solution submitted on Dec 22, 2025

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2 Comments

2 Comments

Jon on 17 Sep 2014

Need some test cases where only one dimension doesn't fit

Georges on 30 Oct 2014

I added it :)

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