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use POSIX;
while(<DATA>){
    chomp;
...
0 3
-1 5
-8 -2

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[ 1  4] -1 -1 -1 -1 -1 -1 -1 -1 -1 |-1  0  0  0  0  1  1  1  1  1  1 
[ 2  5] -1 -1 -1 -1 -1 -1 -1 -1 -1 |-1 -1  0  0  0  0  1  1  1  1  1 
...
[ 0  3] -1 -1 -1 -1 -1 -1 -1 -1 -1 | 0  0  0  0  1  1  1  1  1  1  1 
[-1  5] -1 -1 -1 -1 -1 -1 -1 -1  0 | 0  0  0  0  0  0  1  1  1  1  1 
[-8 -2] -1  0  0  0  0  0  0  0  1 | 1  1  1  1  1  1  1  1  1  1  1