x No Plagiarism!g9btDAdAkmYg6043mLgjposted on PENANA 326(某人生日)8964 copyright protection141PENANAwi2a8W8bmD 維尼951(我生日的等差數列!)8964 copyright protection141PENANAmSC98xIFXl 維尼3.144.152.239ns3.144.152.239da2