1. Query the content of 2 columns, whether the content of column A exists in column B, if it exists, it will be displayed in column C, if it does not exist, it will display F
=IF(COUNTIF(B$1:B$15,A1)=0,"F",A1)
1. Query the content of 2 columns, whether the content of column A exists in column B, if it exists, it will be displayed in column C, if it does not exist, it will display F
=IF(COUNTIF(B$1:B$15,A1)=0,"F",A1)