{"text_format":"3","workbook":"xlsx","n_sheets":2,"sheets":["Лист1","Лист2"],"read":"whole","date_system":"1900"}

{"sheet":"Лист1","index":0,"n_rows":11,"n_cols":6,"rows_kept":11,"merged":[[1,3,1,4],[2,3,2,4]]}
["понедельник",null,null,"Утверждаю:"]
["2021-10-11",null,null,"Директор школы:"]
["всего 12 учеников",null,null,"Г.С.Хасанова"]
["Наименование готовых продуктов","Выход (в граммах)","Цена на одного ребенка (в рублях) бюджет","Родительский взнос","Своя продукция","Всего"]
["салат из моркови с сахаром",60,2.67,null,null,{"$f":"SUM(C5:E5)","v":2.67}]
["бифштекс рубленный",80,49.84,null,null,49.84]
["каша вязкая гречневая","150.",4.77,null,null,4.77]
["чай с молоком",200,3.12,null,null,3.12]
["хлеб пшеничный",30,1.76,null,null,1.76]
["хлеб ржаной",20,0.95,null,null,0.95]
["итого:",null,{"$f":"SUM(C5:C10)","v":63.11},null,{"$f":"SUM(E5:E9)","v":0},63.11]

{"sheet":"Лист2","index":1,"n_rows":0,"n_cols":0,"rows_kept":0}