int target_index;
            scanf("%d", &target_index);
            send_all_acceptable_packages(source, source_index, target, target_index);
            break;
        case 3:
            printf("Town with the most number of packages is %s\n", town_with_most_packages(towns, towns_count).name);
            break;
        }
    }
    return 0;
}