dataset: </string2> and </string2>
size:           [20]           [20]
position        string2         string2         difference          
------------------------------------------------------------
[ 8 ]            9            e
[ 8 ]                         f
[ 8 ]                         9
[ 9 ]            0            e
[ 9 ]                         f
[ 9 ]                         0
[ 10 ]            1            e
[ 10 ]                         f
[ 10 ]                         1
[ 11 ]            2            e
[ 11 ]                         f
[ 11 ]                         2
[ 12 ]            e            3
[ 12 ]            f             
[ 12 ]            3             
[ 13 ]            e            4
[ 13 ]            f             
[ 13 ]            4             
[ 14 ]            e            5
[ 14 ]            f             
[ 14 ]            5             
[ 15 ]            e            6
[ 15 ]            f             
[ 15 ]            6             
24 differences found
EXIT CODE: 1