Александра Статных (Редактор отдела «Путешествия»)
Normally you hash entries and set those bits hot
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Последние новости
We use NAN to indicate errors, which propagates nicely through the floating point calculations - almost every operation on NAN results in a NAN. Cell references are parsed using a simple function that converts column letters to numbers and row digits to numbers. For our limited grid we could use sscanf(s, "%c%d", col, row) but we can also parse it properly, to support more columns and rows, such as “AB123”: