Problem
General Pinocheski is planning the first free elections in Freedonia. There are 24 seats in the House in single-member-districts. In all districts, Pinocheski's support is 18%; the opposition: 66%; the neutrals: 16%. The districts can be merged in any way to maximize Pinocheski's seats. Find the maximal number of seats that Pinocheski can win (district structure may be different for different methods).