10 0 0.000000 20 1 1.000000 30 2 2.000000 40 4 4.000000 5*** Matrix A and vector x: 6Mat Object: 1 MPI process 7 type: shell 8Vec Object: 1 MPI process 9 type: seq 100. 111. 122. 130. 144. 150. 16*** Vector rhs returned by MatZeroRowsColumns 17Vec Object: 1 MPI process 18 type: seq 190. 200.12 210.24 226. 230.48 249. 25