Matrix loaded from file ../lap2D_5pt_n100.mtx
N = 10000 
nz = 29800 
val[0] = 4.000000 
Call cgsolver() on matrix size (10000 x 10000)
	[STEP 488] residual = 1.103472E-10
Time for CG (dense solver)  = 43.627778 [s]