COUNTIF 함수 질문
COUNTIFS($C$28:$I$28,">="&DATE($C$2,$C$4,1),$C$28:$I$28,"<="&DATE($C$2,$C$4,31),$C$30:$I$30,"O")
광고 [X]를 누르면 내용이 해제됩니다
COUNTIFS($C$28:$I$28,">="&DATE($C$2,$C$4,1),$C$28:$I$28,"<="&DATE($C$2,$C$4,31),$C$30:$I$30,"O")