I wrote a script in AWK called exc7 ./exc7 file1 file2 In every file there is a matrix
./exc7 file1 file2
file1 : 2 6 7 10 5 4 3 8 4 file2: -60 10 10 -60 <
file1 : 2 6 7 10 5 4 3 8 4 file2: -60 10 10 -60