https://blog.gongquiz.com/2022/01/14/%ed%8a%b8%eb%9e%99%ec%9e%ad%ec%85%98%ec%9d%98-%ed%8a%b9%ec%84%b1-%ec%a4%91-all-or-nothing-%ec%a6%89-%ed%8a%b8%eb%9e%99%ec%9e%ad%ec%85%98%ec%9d%98-%ec%97%b0%ec%82%b0%ec%9d%80/