The Josephus Problem: Exercise 3.12

• Call your procedure first-survivor-after. It should take as parameters a position number and the initial size of the group.

• (first-survivor-after 0 n) should return first, where first is the first survivor.

• (first-survivor-after first n) should return second, where second is the second survivor.

• (first-survivor-after second n) should return zero.