%%MatrixMarket matrix coordinate integer general 15 6 30 1 5 1 1 6 2 2 4 2 2 6 2 3 3 2 3 6 2 4 2 2 4 6 2 5 1 2 5 6 2 6 4 1 6 5 1 7 3 1 7 5 1 8 2 1 8 5 1 9 1 1 9 5 1 10 3 2 10 4 2 11 2 1 11 4 1 12 1 2 12 4 2 13 2 2 13 3 2 14 1 1 14 3 1 15 1 1 15 2 1