Compare Rows column by Column in Large Excel File

[arunsinghpundir]

Hello Excel Gurus-
I want to compare each cell (Row1 by Row2, Row 3 by Row 4 etc etc etc) and if any difference is there in Row1 or Row 2 than colour the Cell of Row1 to Blue and Cell of Row2 to Red.
Here i need to do the Comparision cell by cell in 20,000 rows.
Please send me the formula, it is urgent.
Sample Data and Expected Result is attached in XLS Sheet.

[Bryan Hessey]

Hello Excel Gurus-
I want to compare each cell (Row1 by Row2, Row 3 by Row 4 etc etc etc) and if any difference is there in Row1 or Row 2 than colour the Cell of Row1 to Blue and Cell of Row2 to Red.
Here i need to do the Comparision cell by cell in 20,000 rows.
Please send me the formula, it is urgent.
Sample Data and Expected Result is attached in XLS Sheet.

Hi,

it isn't urgent.

Select all required columns and Format, Conditional Format,

Formula
=AND(MOD(ROW()/2,1)<>0,A1<>A2)

colour the pattern as required (Blue)
add another

Formula
=AND(MOD(ROW()/2,1)=0,A1<>A0)

colour the pattern as required (Red)

hth
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(just love the 'A0' test)