Test or Advance

Here is the pseudo-code description of test or advance. If our neighbor can attack us, then we advance (by calling our own next routine). Otherwise, we found a solution and return true.

Having written test or advance, we can simplify our earlier version of the function first. To find a first solution we ask our neighbor for their first solution. We then simply place ourself in row 1, and test.

[audio] [real] Text to accompany slide11, in Chapter 5 of An Introduction to Object-Oriented Programming