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  • bitdays.co.kr/2021/02/24/%eb%b0%a9%ec%82%ac%ec%84%a0-%ed%94%bc%eb%b6%80%ec%97%bc-%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-%eb%8f%99%ed%96%a5/ (port 80)