https://blog.gongquiz.com/2023/04/26/%eb%8b%a4%ec%9d%8c-%ec%a7%84%eb%a6%ac%ed%91%9c%ec%9d%98-%ec%b9%b4%eb%a5%b4%eb%85%b8-%eb%a7%b5karnaugh-map%ec%9d%84-%ec%9e%91%ec%84%b1%ed%95%9c-%ea%b2%83-%ec%a4%91-%ea%b0%80%ec%9e%a5-%ec%98%b3/