10 4 2.000000 20 5 2.100000 30 8 4.000000 40 9 4.100000 50 0 0.000000 60 1 0.100000 70 2 1.000000 80 3 1.100000 9*** Matrix A and vector x: 10Mat Object: 1 MPI process 11 type: shell 12Vec Object: 1 MPI process 13 type: seq 140. 150.1 161. 171.1 182. 192.1 200. 210. 224. 234.1 240. 250. 26*** Vector rhs returned by MatZeroRowsColumns 27Vec Object: 1 MPI process 28 type: seq 290. 300.1 311. 321.1 332. 342.1 353. 363.2 374. 384.1 394. 404.1 41