%%MatrixMarket matrix coordinate real general
3 5 15
1 1 1
2 1 1
3 1 1
1 2 1
2 2 1
3 2 1
1 3 1
2 3 1
3 3 1
1 4 1
2 4 1
3 4 1
1 5 1
2 5 1
3 5 1