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  • bitdays.co.kr/2021/02/16/%ec%a3%bc%ec%84%9d-ii%ec%9d%98-%eb%b9%84%ec%8a%a4-%eb%a9%94%ed%83%84-%ec%8b%9c%ec%9e%a5-2021-%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%a0%90%ec%9c%a0%ec%9c%a8-%ed%81%ac%ea%b8%b0-%ec%a7%80%ec%97%ad/ (port 80)