1%%MatrixMarket matrix coordinate real general
2%-------------------------------------------------------------------------------
3% A "squeezed" R matrix
4%
5%       1.1     1.2  1,3
6%        0       0   2.3
7%-------------------------------------------------------------------------------
82 3 4
90 0 1.1
100 1 1.2
110 2 1.3
121 2 2.3
13