lightgray Variation of grid and usage of CPU.

Grid

T i m e f i n a l

C P U U s e

E r r o r 1 E r r o r 2

10 × 10

100

13%

0.01

100 × 100

1000

19%

0.02

200 × 200

2000

21%

0.001

300 × 300

10,000

27%

0.001