Ben owes Glen a drink. Glen owes Rhen two drinks. Rhen owes Sven three drinks. Sven owes Ben four drinks.

To settle up, what is the minimum number of drinks that need to be bought by who for whom?

Correct, though it's generally considered good manners not to reveal the solution in a post's subject.

Posted by friedlinguini on 2002-12-19 06:20:05