int function ( ) { return population ; }
returns population of village . concode_field_sep Villager mayor concode_elem_sep Villager[] villager concode_elem_sep int MAX_NUM_VILLAGER concode_elem_sep String name concode_elem_sep int amountHouses concode_elem_sep int population concode_field_sep void addInhabitant concode_elem_sep void addInhabitant concode_elem_sep Villager[] getVillager concode_elem_sep String getName concode_elem_sep int getAmountHouses concode_elem_sep Villager getMayor concode_elem_sep String toString concode_elem_sep boolean isNewPopulationOK concode_elem_sep int getMaxNumVillager concode_elem_sep Villager electMayor concode_elem_sep void buildHouse concode_elem_sep void setVillager concode_elem_sep Villager setMayor