並前往https://isvincent.pixnet.net/blog/post/38826579-excel-%E5%BF%AB%E9%80%9F%E6%89%BE%E5%87%BA%E5%84%B2%E5%AD%98%E6%A0%BC%E6%98%AF%E5%90%A6%E6%9C%89%E9%87%8D%E8%A6%86%E5%85%A7%E5%AE%B9%28countif%2C%E9%99%A3
