[petsc-users] Create csr matrix

Hi, Could you please help me with creating CSR matrix. I have only one processor so It have to be done locally Here is the matrix from those information I would like to have matrix petsc matrix. double vals [] = {1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0} ; int c_idx [] = {1, 3, 2, 0, 1, 2, 2, 3} ; int r_idx [] = {0, 2, 3, 6, 8} ; int n_rows = 4 ; //square matrix Thank you in advance for help. Kuba