問題詳情

以 "playfair" 為密匙,將明文 "If you want to keep a secret, you must also hide itfrom yourself." 以此法加密後之密文為何?(10 分)

參考答案

答案:A
難度:簡單0.889078
統計:A(521),B(26),C(13),D(0),E(0)

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