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- How is difficulty calculated? 3 answers
How to understand "Difficulty" and how to use it?
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marked as duplicate by sr-gi, cdecker, m1xolyd1an, Jestin, Nick ODell Jun 2 '17 at 18:15
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Difficulty is a measure of how difficult it is to find a hash below a given target.
The Bitcoin network has a global block difficulty. Valid blocks must have a hash below this target.
