tests/sysy_lvX/matrix-1.in


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0 1 -1 1 -1 -1 0 1 -1 -2 
1 -2 -1 0 1 0 0 -1 -1 -1 
0 1 0 -2 0 0 -1 -1 0 -2 
-2 1 0 -1 1 -2 1 -1 -1 0 
0 -2 1 -2 1 0 0 -2 0 -2 
-1 -2 1 -2 0 -1 -2 -2 1 -2 
1 0 -2 -2 1 1 1 0 1 -1 
-1 1 0 -1 1 1 0 -1 0 0 
1 0 1 -2 0 0 0 -1 -1 -2 
0 0 -1 1 0 -1 1 -2 -1 1