{"text_format":"3","workbook":"xlsx","n_sheets":3,"sheets":["Лист1","Лист2","Лист3"],"read":"whole","date_system":"1900"}

{"sheet":"Лист1","index":0,"n_rows":9,"n_cols":10,"rows_kept":9,"merged":[[0,5,0,7],[0,9,0,10],[1,9,1,10]]}
[null,"Школа","МБОУ \"Гимназия №21\"","Отд./корп",null,"День",{"$nulls":3},"2022-12-09"]
[null,"Раздел","Блюдо",null,"Выход","Стоимость","Белки","Жиры","Углеводы","Ккал"]
[null,"Акт 2018 г","Блинчики со сгущенным молоком",null,"45/10",null,3.19,2.52,19.5,114]
[null,"ТТК 2021 г","Биточки рыбные, огурец соленый (доп. гарнир)",null,"65/25",null,9.5,8.3,4.8,132]
[null,"№ 312/2015г","Пюре картофельное ",null,150,null,3.28,4.66,22.03,146]
[null,"ТТК 2021 г","Компот из замороженной вишни",null,200,null,0.12,0.03,11.57,48]
[null,null,"Хлеб ржано - пшеничный",null,20,null,1,0.2,9,44]
[null,null,"Хлеб пшеничный ",null,20,null,1.52,0.16,9.84,47]
[{"$nulls":3},"Итого:",535,62.1,18.61,15.87,76.74000000000001,531]

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

{"sheet":"Лист3","index":2,"n_rows":0,"n_cols":0,"rows_kept":0}