Hello, I have a formula (as below)
F4 =LOOKUP(2, 1/((COUNTIF($F$3:F3, $C$18:$C$27)=0)*($C$18:$C$27<>"")), $C$18:$C$27)
F5 =LOOKUP(2, 1/((COUNTIF($F$3:F4, $C$18:$C$27)=0)*($C$18:$C$27<>"")), $C$18:$C$27)
F6 =LOOKUP(2, 1/((COUNTIF($F$3:F5, $C$18:$C$27)=0)*($C$18:$C$27<>"")), $C$18:$C$27)...