We have the following sheet
Excel 2010 32 bit
ABCDEF
11224205218230218
2211210610094105
335158594649
442224222727
55111212129
6681010812
7722201
8803133
9911
10102
1111
1212
1313
1414
1515
1616
Sheet: Sheet1
now we want to check the cells A1:F16, which coloumn...