A blockchain can be a distributed general public ledger ??or on the net digital databases ??which contains a report of all of the transactions with a platform. ??п?й?е ?а п?одавай?е на ?по?овом? ?инк? за допомого? ?оз?и?ени? ?н????мен??в In this example, it?�s a good idea to have some prior experience https://aeschylusy741kpy6.wikicommunications.com/user