Integer maxItems = 0;

        for(List<SchedulePojo> day: weekListing){
            if(day.size()>maxItems){
                maxItems = day.size();
            }
        }
        for(String position:positions) {
            List<SchedulePojo> sectionItems = new ArrayList<>();
            for (int i = 0; i < maxItems; i++) {
                for (List<SchedulePojo> day : weekListing) {
                    if(!day.isEmpty()) {
                        if(day.size()>i) {
                            if (day.get(i).getPositionName().equals(position)) {
                                sectionItems.add(day.get(i));
                            }
                        }
                    }
                    else sectionItems.add(new SchedulePojo());
                }
            }
            sections.add(new ScheduleSection(position, sectionItems));
        }