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  • bitdays.co.kr/2021/03/27/%ec%84%9d%ea%b3%a0-%ec%84%ac%ec%9c%a0-%eb%b3%b4%eb%93%9c-%ec%8b%9c%ec%9e%a5-%ea%b8%80%eb%a1%9c%eb%b2%8c-%ec%84%a0%eb%8f%84%ed%95%98%eb%8a%94-%ec%84%a0%ec%88%98-2020-%ec%82%ac%ec%97%85-%ea%b0%9c/ (port 80)