Find and add 1 to the highest number in column 2 based on the input in column 1

Question

Using data similar to what\'s below, I want to fill in B7 with the next highest number that would be in associated with \"Del\"... the result should be \"4\". And then continu

Answer 1

In Column B, you can use =COUNTIF(A$1:A1,A1)

To explain the formula, we want to count from the first row to the current row any values that equal the current row's value.