И логика в формуле Excel
FUNCTION FORMAT: =AND(logic1, logic2, logic3...)
RETURN VALUE: BOOLEAN (TRUE/FALSE)
REAL EXAMPLE: =AND(A1=0,B1=1)
// EXAMPLE DESCRITPION
// Returns TRUE if both cell A1 is equal to 0 AND cell B1 is equal to 1.
// Otherwise it returns FALSE.
ALeonidou