O O O
O O ONearby pennies are touching. By the fewest number of legal moves, transform the pattern into the pattern
O O O O O O
consecutive pennies touching. A legal move consists of sliding a penny, not picking up a penny, without disturbing the other pennies, to a new position touching at least two pennies. (You might want to look up Moving Quarters for a similar problem with the same rules.)
re(2): I got 4
