- 问题详情: Anewkeyboardcantellwhetheryouareitsowner.Thekeyboardrecordsinformationaboutthetypingpattern(模式)andsendsittoacomputerprogram.Theprogramthencheckstoseeifthepatternmatchestherightuser.Ifnot,analarmsounds,andthecomputerlocksthetypistout.Itl...
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