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  • bitdays.co.kr/2022/07/01/%ea%b8%80%eb%a1%9c%eb%b2%8c-%eb%8d%b0%ec%9d%b4%ed%84%b0-prep-%ec%8b%9c%ec%9e%a5-2022-%ec%8b%a0%ed%9d%a5-%eb%8f%99%ed%96%a5-%eb%b6%84%ec%84%9d-%ec%b5%9c%ea%b3%a0-%ec%84%a0%ec%9e%84-%ed%94%8c/ (port 80)