並前往https://isvincent.pixnet.net/blog/post/49717966-excel-%E4%BA%92%E9%80%9A%E9%99%A3%E5%88%97%E5%85%AC%E5%BC%8F%E3%80%81sum%2Bif%E3%80%81sumif%E3%80%81sumifs%E3%80%81sumprod