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Old 2018-02-01, 22:26   #17
CRGreathouse's Avatar
Aug 2006

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Originally Posted by science_man_88 View Post
I see why it's so hard, just annoying. It's hard to brute force when options for endpoint pairs grow by a factor of n^2.
Sure. When you have
\[n^{n! + (n-1)! + (n-2)! + n-3}\]
possibilities to check in the best case, it's hard to reduce the options to something reasonable. Googol to the sixth power and all that.
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