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["판매현황",null,null,null,null,"품목별 판매건수"]
[]
["품목","수량","단가","금액",null,"품목","건수"]
["냉장고",6,250,{"$f":"B4*C4","v":1500},null,"컴퓨터",{"$f":"COUNTIF(A4:A10,A5)","v":3}]
["컴퓨터",8,300,2400,null,"캠코더",{"$f":"COUNTIF(A4:A10,\"캠코더\")","v":2}]
["냉장고",5,250,1250,null,"냉장고",{"$f":"COUNTIF(A6:A12,A7)","v":2}]
["캠코더",7,500,3500]
["컴퓨터",10,300,3000]
["캠코더",5,500,2500]
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[null,"도서 관리"]
[null,"도서코드","도서명","대여료"]
[null,"B002","성공심리학",500]
[null,"B003","컴퓨터구조",800]
[null,"B001","한국사",700]
[null,"B005","엑셀2000",1200]
[null,"B004","기업윤리",300]
[null,"B002","성공심리학",500]
[null,"B004","기업윤리",300]
[null,"B002","성공심리학",700]
[]
[null,"도서코드","B002","B004"]
[null,"도서수",{"$f":"COUNTIF(B3:B10,B3)","v":3},{"$f":"COUNTIF(B3:B10,B7)","v":2}]