My input data is in Range1
Range1: B2:G12; values are either of +ve or -ve values or zero or null, columns are contiguous.
There is another ‘flag’ range which is below Range 1 i.e. below B2:G12 at B14:G14.
B14:G14 is either of 100 or <>100 with a caveat that at a time, at the most, only one 1...