Hi,
Try this 'compact' version if the lengths are similar. 

@lines1= split(//,"CACTATGAGTGATCGC");
@lines2= split(//,"ACTGACTAATGCGTTG");
@array = map {   $lines1[$i++] eq $_  ?   $lines1[$i-1] : '*' } @lines
+2;
print join "",@array;

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Artist

In reply to Re: comparing strings by artist
in thread comparing strings by Anonymous Monk

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