COUNTIF({"Clip"; "Pen"}, {"Pen"; "Pencil"; "Clip"; "Pen"; "Clip"; "Pencil"; "Pen"; "Clip"; "Clip"}) and returns {1; 0; 1; 1; 1; 0; 1; 1; 1}. Step 2 - Check if not empty (non-empty) The less than sign and the la