So: it counts as zero.
2, because of the marginal zone.
So: Edge = 1
3, because: look+think = 1 1
Look+think+1= 12
So: I want to be 2.
4. Because: look+think = 1 1
So: Look =9
Summary: If you regard it as 9, consider it as 2, and the side is 1, which is 0. The formula is: 990+220= 12 10.