Computers and Technology

Assuming that the cpu on your personal computer can call the sha-256 hash function 100,000 times per second, and given that presently, one must find a nonce with 19 leading zeros in order to validate a block in the bitcoin blockchain, estimate an approximate number of years it would take you to sample 1019 hash outputs through random nonce generation in order to guarantee validation under the assumption of no hash function collisions.

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Assuming that the cpu on your personal computer can call the sha-256 hash function 100,000 times per...

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