UVA1339 UVALive3213 POJ2159 ZOJ2658 Ancient Cipher【密码】
AncientCipherTimeLimit:1000MSMemoryLimit:65536KTotalSubmissions:35753Accepted:11639DescriptionAncientRomanempirehadastronggovernmentsystemwithvariousdepartments,includingasecretservicedepartment.Impor