Plague inc neurax worm brutal. All Hail the Worm! One of the most entertaining plagues available. Plague inc neurax worm brutal

 
All Hail the Worm! One of the most entertaining plagues availablePlague inc neurax worm brutal I was playing on brutal and it seems that the neurax worm gets a stupid ammount of points really fast i mean i was spending 40+ and getting them back in seconds

Also, plagues like the Neurax worm, adds flavor to the game, while the bacteria, virus, fungus and probably a few more feel much more generic, although there is absolutely nothing wrong with that, but some spice like the Neurax worm and Necroa virus makes the game much more varied, and therefore keeps more people engaged. and Plague Inc: Evolved. The fact that our game feeds artists’ minds even when they aren’t playing is pretty darn humbling - and a sure sign that the Neurax Worms are. Bug identification! All insects, spiders, crustaceans, etc. 2 guides. Create a trojan plane and use it to infect a new country with the Neurax Worm. Prion Brutal Guide / WalkthroughAuthor: Hatyy Mega Brutal Use virus with the following genes: Metabolic Jump Aerocyte or Native Biome Patho-Stasis Genetic mimic or Darwinist Xerophile or Extremophile 1. CPEP strongly advises against use of the “slow kill” method (i. Call PETA Description: Make a celebrity cry. Created Equal Scenario: Neurax Worm Mega-Brutal Guide (3 Biohazards) For a list of available guides for the Created Equal Scenario, click here. One must win a game by wiping out humanity with the Neurax Worm. Beat Shadow Plague on mega-brutal difficulty. Be wary of that. Subscribe To. And because the people don't care about coming home. We need our fungus to start spreading more reliably, so upgrading both the air and water transmission will help this along. I HAVE beaten NW on Mega-Brutal, the trick is to use Transcendence to destroy the cure and send Trojan Planes to countries that are completely locked down. Mega Brutal. Description: Beat Neurax Worm disease type on mega-brutal difficulty Here's a Neurax Worm Mega-Brutal guide made by Tatsur0. Work your way to the middle, where you will find Total Organ Failure (image below). This will allow you to periodically send a plane filled with. The Neurax worm is here to help the fun-free world and will help spread love, happiness, and joy to everyone in this anti-fun version. Beat Neurax Worm disease type on mega-brutal difficulty: Neurax Master: Win a game with Neurax Worm on Normal Difficulty or higher: Neurax Worm Victory:. By Vault Boy Steve, June 9, 2016 in Plague Inc: Evolved. Necroa Virus, also known as zombie v. So this strategy worked amazingly well for me - in fact I ended up better off in Brutal than in Casual or Normal. Ifriendlydino. in this video, I attempt to beat neurax worm on brutal mode. Select "DNA Mimic" as the Mutation Gene. If the cure is complete,you must use Nano virus's Abilities. Casual Difficulty Start in China Immediately evolve the symptoms: Santa's Little Neurax Worm Festive Tendrils And the Transmission: Emotive Radar After this, wait for more DNA points, then evolve. don’t understand is how you can get extremely op cheats by beating the game on the second hardest difficulty which is brutal. Evolve Cole Resistance 1,2 and Drug Resistance 1. Plague Inc. Neurax Worm: Manipulative organism that burrows into the brain 9 Necroa Virus: Necroa. 99 for each individual special plague. They are in the special category and when you beat all the normal plagues on brutal you get four cheats and when you do it on mega brutal. Text under CC-BY-SA licenseE-Z Strategy for Neurax Worm on Mega-Brutal. For the sake of completion, I will provide a guide to achieve 3 Biohazards with every plague possible. Plague Inc: Evolved is a unique mix of. (Mega-Brutal) At Least 7,124,543,962 Neurax Worms - Died when their hosts were killed off. Ricsi-viragosi. It causes dopamine and serotonin, which makes hosts constantly think about the worm. That being said, I'm wondering if anyone knows if the death prevention methods that also increase vaccine research speed (interferon treatment, convalescent plasma, and monoclonal antibody treatment) increase the speed to find the kill switch for nanobots. . . Plague Inc. < > 136 opmerkingen elricp zero 7 sep om 22:04 311 days DOOMEnjoyer24. have beaten all the 7 diseases on brutal. Devolve any mutated symptoms. CASUAL only guide for Neurax Worm. 99: Parasite: Beat Fungus Plague type on Normal or Brutal Difficulty, OR pay US$0. speedruns, leaderboards, forums and more on Speedrun. This can be very effective when infecting healthy or closed-off countries during gameplay. The method used in this video is similar to the one I used to complete virus on nor. #plagueincevolved #plagueinc Plague Inc Evolved: Revisiting Neurax Worm With Genes Mega Brutal Difficulty PC Gameplay in 2022. Just buy Neurax Worm, since it's pretty easy, and then beat it on brutal to get Necroa Virus. ) Evolve the following as soon as you have the DNA to do so: Saliva 1 and 2. Put Britain on the road. once you start, watch your dna closely and evolve these transmission traits in this order: eggs 1, eggs 2, concertina locomotion, undolatory locomotion, water 1, water 2, water 3. Note that parasite is a lot higher on the list on difficulties below mega brutal, because you can infect the whole human population before they discover you. Iniciar sessão Loja Comunidade Apoio Alterar idioma Ver versão para computadores. This is not to be confused with the Nipah Virus-unique Encephalitis. Beat Neurax Worm disease type on mega-brutal. That is what the "Santa's Little Helper" scenario is all about. This is how to beat Neurax Worm disease type on Mega Brutal difficulty in Plague Inc. On the Abilities page, purchase "Trojan Planes 1". : The Board Game The Bio-Weapon is a genetically and biologically engineered and modified virus that. Start your Parasite in South Africa, or another hot country of your choice. You can sometimes gain. The cheat plague types cannot evolve any special abilities of the 7 standard plague types (In order, Bacteria, Virus, Fungus, Parasite, Prion, Nano-Virus, Bio-Weapon) or the Neurax Worm. By: Tatsur0. Water 1 (Neurax Worm) Water 2 (Neurax Worm) Water 3. This demonstrates of a guaranteed win every single time I have used this strategy. It appears only after evolving Air 2, Blood 2, and Cytopathic Reanimation. Plague Inc: Evolved portion. There are many great Neurax Worm Mega Brutal strategies but this guide is slightly different. Neurax worm . on Mega Brutal difficulty. In this video, I achieved a world record in an epidemic game, plague inc evolved. 39. All plagues. This is how to beat Neurax Worm disease type on Mega Brutal difficulty in Plague Inc. . Arid. Start in China. Contaminated Package - Let humans spread the disease via blood transfusion. 12 m 11 s . 1862. Can you infect the world? Your pathogen has just infected 'Patient Zero'. Here are all 211 of them in one list so you can burn right through them. Build your DNA points to (25). Countries are parts of the world in Plague Inc. Please feel free to add your own below: by Bihapove Plague type: Bio-weapon Usually gets 3 biohazards. Nano-Virus - Mega Brutal Guide (Guaranteed Win & Perfect Score) Um guia para o Plague Inc: Evolved. Control: Raise awareness to help the world through. 41%. :Evolved. 10. Plague Inc Evolved, Прохождение на Brutal: Neurax Worm. Evolved, is a simulation/horror video game created by NDemic Creations in 2012, with updates still being released to this day. now evolve drug and cold resistance 1 and 2 asap, and trojan planes as. Thank you guys so much for watching and for more videos like this one and many other guides, subscribe, like and hit that notification bell so you know when. This is also the guide for beating the Neurax Worm on Mega-Brutal difficulty. Ndemic Creations is coming out with a massive update for Plague Inc, the popular iOS game, that includes a new worm for players to use to try to dominate the world. Adverse Reactions is a 4th track of Plague Inc. Worm Food is an achievement that can only be won with the Neurax Worm DLC. . 15. So i just beat the Neurax Worm on brutal to try to unlock the Necroa, as the wiki had stated for the mobile version. Recommended genes: ATP Boost Suppression (Neurax Worm doesn't care about puny borders, but this gene will help) Extremophile Trans-Stasis. SHOULD also work on mega brutal Use genes: Catalytic switch, Aquacyte, Patho-Stasis, Genetic Mimic and Extremeophile I ususally start in South Africa. Yeah i like The Cure game mode but i would love to play against special plagues. There's a symptom that wins the game if there are no healthy people left. The game is available for $14. . Start improving your Spore Burst ability. Unlike the norm, almost all of your DNA will come from red and orange bubbles. 99 after unlocking Fungus: Prion: Beat Parasite Plague type on Normal or Brutal Difficulty, OR pay US$0. Prion - Mega Brutal Guide (Guaranteed Win & Perfect Score) By Tatsur0. It is a stereotypical zombie virus. 99: Parasite: Beat Fungus Plague type on Normal or Brutal Difficulty, OR pay US$0. , characterized by its difficulty in spreading over long distances by means of airplanes, ships or land borders, but in contrast, this disease possesses special spore abilities, which allow the pathogen to spread to new territories by using them. You unlock the Shuffle Strain cheat by beating all plague types on Mega-Brutal. The plague can be unlocked by purchasing it for $1. 1. Hello everyone!This guide will teach you how to eradicate humanity with the. FIVE STARS?!No copyright infringement intended. When i try to play the neurax worm, the game prompts me to watch a movie to get one free trial of the neurax worm (or pay to upgrade). Just evolve the rest of your points into shifting the narrative of your fake news, and setting back cure research. Since Fungus is slow to infect, this general strategy will utilize Spore Burst, along with some genes, to drastically help improve the speed of which the world is infected. Plague Pro - Complete the tutorial. (The Neurax worm, of course, is the easiest plague. The Nano-Virus is a microscopic microbiological nanotechnological nanobot with the ability to replicate itself. On videos about the Neurax Worm, it's very common to see people praising the Worm. The hieroglyphics will warn the explorers of an ancient plague capable of destroying humanity. 0. Bottle Smasher - Smash a Blue cure bubble and slow down the Research Team. I have used nano virus, because of the "replication factory overload" gene. Ultimate Board Games is a plague type and scenario in the Mutation 16 update, which also includes the Science Denial scenario. 1. (It does not matter if it has an airport or not because of Trojan planes). After that, you will have to use the "Vaccine Research" operation, in order to develop the cure. These guides may or may not work for the PC version, Plague Inc. Music: Asher Fulero - Simmering The Neurax Worm is a special plague type bought as an in-app purchase. I HAVE beaten NW on Mega-Brutal, the trick is to use Transcendence to destroy the cure and send Trojan Planes to countries that are completely locked down. Early during the COVID-19 Pandemic, a common joke was that COVID-19 was started by Area 51 raiders/agents playing Plague Inc. Currently, there are a total of 229. The main objective of this strategy is to finish within 365 days, but I've come to a conclusion that a mega-brutal scenario game of Necroa Virus could be finished within 375 days and you'd still get 3 biohazards. Deaths. Here's a list of guides I personally made by playing the game and browsing through several forums and websites. Start a new game up and activate the Shuffle Strain cheat, then choose Neurax Worm on Mega-Brutal using the genes: ATP Boost Base Hydrolysis Native Biome Extremophile Trans-Stasis Hide adsdont evolve symptoms immediately, or the Trojan planes, try eggs and corpse transmission. Neurax Worm by Open Heart Sound on desktop and mobile. Cytochrome Surge – Get more DNA from popping orange, DNA. Premium Powerups Explore Gaming. (I'm on mobile) Does anyone have any tips for getting that teensy bit extra?Create a trojan plane and use it to infect a new country with the Neurax Worm This only works with the Neurax Worm. 22 lug 2014, ore 5:35 Can't seem to get Bacteria to 100%, sorry for that. Trans-Stasis. If you enjoyed this video, consider hitting the Like button! It helps the channel grow by affecting search results on YouTube. It increases severity by 20%, and lethality by 25%. And Yes there are 3 grey stripes on the right corner or each plague type. Just you and me tee. Hope it is helpful. By overdosing the host with oxytocin and vasopressin, the host is forced into states of accepting and worshiping the Neurax Worm, completely destroying all Cure effort in the affected countries. This video is a tutorial on how to complete VIRUS on BRUTAL on Plague Inc. They can. Evolve ALL the transmissions, but evolve these five Transmissions and this Ability first: 3. In ConclusionPlague Inc is a heavily RNG based game. Yeah, sorry, no, even on Normal it's impossible. Maybe I’m just weird, but I find the Necroa virus to be the 2nd easiest plague on mega brutal. This will make the Prion infection harder to cure, which will help immensely as it spreads later in the game. 1 Game overview; 2 Traits; 3 Music; 4 Gallery. - 95. The cheat plague types will evolve transmission traits and symptoms just like the 7 standard plague types. Visit the Ndemic Creations Server. Immediately evolve Concertina Locomotion, Undulatory Locomotion, Eggs 1. Resources. You'll know why you should bow down to the worm. While very few of those strategies lead to a perfect score (for those who. This guide is filled with links and tips that will help you go from a beginner to an expert, if you pay attention! Some information that you really need to know: Plague Inc. Assuming Direct Control. Feel free to contribute and create the first. Plague Inc. Similar to the Virus, symptoms cost points to devolve. I saw on the plague inc wiki that the neurax worm could be unlocked by completing all standard scenarios on brutal difficulty is this correct plz… Coins 0 coinsArtificial Organ scenario can be completed by beating the scenario in one of the seven basic plague type this excludes Necroa Virus and Neurax Worm(which are considered to be special plagues). The player has to kill all humans without using Transcendence. ago. Genetic Code:- ATP Boost- Genetic Mimic- Teracyte- Extremophile- Sympto-StasisHere are the Plague Inc. The Neurax Worm is the first or second most powerful plague in the game next to the Necroa virus. Click on airplane bubble pop-up and infect islands first. 8 as a Scenario. on the wrong computer/tablet. The second group of the DLC diseases also include a completely new set of genes - that is the Shadow Plague, Necroa Virus and Simian Flu, the recreation of Planet of Apes. Every attempt will be different, this guide more of a reference. Inloggen Winkel Startpagina Ontdekkingswachtrij Verlanglijst Puntenwinkel Nieuws StatistiekenThe other special plagues will be unlocked by beating the previous one on Brutal. Mega Brutal. If you didn't get it no. Plague Inc: Evolved is a unique mix of high strategy and terrifyingly realistic simulation. 13th. The trick is to evolve the infectivity of the Pa. Parasite - Mega Brutal Guide (Guaranteed Win) This will be fun and quick and guarantee you a win with Parasite! I recommend running this particular one at Speed 2 (with 3 being fastest) after we finish transmission as it's worse than spore burst at times and we don't want to waste any DNA. No copyright infringement intended. Expansion updates add the mind controlling Neurax Worm, the zombie producing Necroa Virus, Speed Runs and real life Scenarios!. These guides may or may not work for the PC version, Plague Inc. I usually go Anemia > Hemophilia, Skin Lesions, Blood, Water, Bird 2. Mega Brutal. Start in China. Aerocyte and Aquacyte will increase your speed, so they are also recommended. MahouKenGen. Plague Inc Evolve. I'm not certain how much it costs but if I recall correctly I bought Neurax Worm, Necroa Virus, and the scenario package for $2. I therefore concluded that those times were pure luck. There's no benefit or harm in this choice, but you have to make it up front and plan your strategy accordingly. Basic Information. 99. Start in China 2. Lyrics, Song Meanings, Videos, Full Albums & Bios: Steam Train, Soundtrack, Plague boom, Cinematic Trailer, Ring around the roses, COMO PASAR EL HONGO EN MODO BRUTAL, COMO PASAR LA BACTERIA EN MODO BRUTAL, Simian flu,. If the cure is complete,you must use Nano virus's Abilities. It has been undisturbed in. Neurax Worm on Mega Brutal. Maybe not even on Casual. Score isn't very high but rarely fails. okay[Run Info]Category: Neurax Worm (Mega Brutal)Time achieved: 3:01Previous WR: N/ATime cut: N/ARank: 1st (Unverified)The prion is all about timing. Assuming Direct Control: Win a game by enslaving humanity with the Neurax Worm. " Neurax Worm on Normal; Screenshot from "Plague Inc. It causes catastrophic cell death of multiple tissue types, which causes body-wide organ failure and rapid death. Now, Plague Inc: Evolved combines the original critically acclaimed gameplay with significant, all-new features for PC including multiplayer, user-generated content support, improved graphics and lots more. Music: Asher Fulero - SimmeringThis guide will show you a good strategy to ENSLAVE humanity on mega brutal difficulty. Evolve Water 1+2, and Air 1+2. Mega Brutal. It causes lesions in the brain, which causes lethal brain damage. Plague Inc. Plague Inc Evolved Walkthrough: Neurax Worm [Mega Brutal / No Genes] - YouTube Plague Inc WalkthroughPlague Type: Neurax WormDifficulty: Mega BrutalNo GenesComplete. Get Air Transmission 2. Step 3: Upgrade Transmissions: Air 1 & Water 1, Upgrade Ability: Cold Resistance 1. 5. The neurax worm is an unlockable organism in Plague Inc. You should be finished with the transmission tree. Cold Resistance 1, Trojan Planes, Drug Resistance 1. Air 1. EDScreenshots • 3 yr. welcome!Worm, referring to various types of creatures in the Monster Rancher series. The Necroa Virus is a special plague type available through in-app purchases in Plague Inc. Neurax Worm: Beat all 7 plague types on Brutal Difficulty only, OR pay US$1. Instead, lethal symptoms like Suicide and Despair are essential. Stats. This is by far the hardest plague to beat on mega brutal in my opinion. 4%. Air 3 is a transmission exclusive to the Neurax Worm DLC and the Necroa Virus DLC. For some, these plagues can be more difficult. Achievement Description: Beat Neurax Worm disease type on mega-brutal difficulty. You go Air 1 in Saudi Arabia so it starts sending out infected planes everywhere faster since Saudi Arabia is an arid country. Plague Inc. The Neurax Worm, a plague type from Plague. This is the second longest track of the album. The Neurax worm is here to help the fun-free world and will help spread love, happiness, and joy to everyone in this anti-fun. For those that don't follow my Weekly Contagion & Other Indies Stream & Giveaway I did one for Plague Inc: Evolved if you'd like to check it out! Sorry but it does not let us embed a time-stamp. Brutal, Bacteria. Concertina Locomotion, Undulatory Locomotion, Air 1, Water 1. 3. Meanwhile, similar to the Necroa Virus and Neurax Worm, transmissions, abilities, and symptoms are different. Neurax Worm. 14500. After that, you will have to use the "Force Lockdown" on the other continents, at least keep 3 continents in quarantine and they vary. 4. DNA points allow to evolve different traits such as abilities, symptoms or transmissions. Quite the fan :) Dernière modification de Tatsur0; 4 aout 2014 à 8h14 < > Affichage des commentaires 1 à 15 sur 52. 26,116. 2. follow something along these lines, but there's a huge amount of replay value in the different types of plague unlocked through successful games. They can also be obtained automatically through high rates of infection or death, depending on the plague. As with many plague options in this game, where you set your neurax worm can make or break your campaign for world domination. The game was inspired by the 2011 film Contagion and the 2008 Adobe Flash game Pandemic 2. , I find virus the easiest to destroy the world. Added: Mar 19th 2013. Plague Inc. The Necroa Virus is a special plague type available through in-app purchases in Plague Inc. 3. Ancient Astronaut Theorist Jul 21, 2014 @ 2:57am. View Plague Inc. What happened? Answer: Prion changes is the short story. Yes, in answer to the original question, Neurax Worm was inspired by, among other things, Toxoplasma Gondii. This is the best way to do it. shadow plague, where you can transform everyone into vampires. MahouKenGen. Lottery Winner! Win 5 times in a row on mega brutal difficulty with the lucky dip strain enabled. Vous devrez radier du club des vivants (ou asservir) l'humanité avec la Bactérie, le Virus, le Fungus (champignon),le Parasite, le Prion, le Nano-virus, l'arme Bactériologique et le Neurax Worm dans la difficulté brutal. 1M subscribers in the whatsthisbug community. Agreed mega fungus was hard as heck. Investigation: Track the spread of disease and try to find patient zero. Mutative Regeneration 1 and 2. It actually works for. Remember that ANYTHING and EVERYTHING unique to the Neurax Worm, even if it's just a description change, will increase severity. 2. All types of Disease can be unlocked through completing the game, but they can be purchased as In App Purchases to bypass unlocking them manually. This is more of a general strategy/tips guide on how to beat it on Mega Brutal. Cheat in this game, earn Steam achievements and more with the WeMod app!. Jul 22, 2014 @ 5:35am. Can somebody please help?!! Reply DeleteUndulatory Locomotion. So, I have completed all the regular plagues (bacteria to bioweapon) on brutal mode. Plague Inc: Evolved - Neurax Worm (Mega Brutal) - YouTube 0:00 / 4:51 Plague Inc: Evolved - Neurax Worm (Mega Brutal) TxuNam1 792 subscribers. You don't actually have to kill anyone. It gives the Neurax Worm further survival in arid conditions. Neurax Worm Brutal : r/plagueinc by [deleted] Neurax Worm Brutal So I've tried pretty much every guide I could find to beat this but then things happen Countries such as. Pathogen: Neurax Worm (Of course) Difficulty: Casual, Normal and *Brutal. Next up is the Neurax Worm, the easiest disease type by far. Congratulations on finishing the Necroa Virus on Mega Brutal and as mentioned before with a perfect score to boot!. When i try to play the neurax worm, the game prompts me to watch a movie to get one free trial of the neurax worm (or pay to upgrade). 3 and The Neurax Worm is a new special plague type wh. Evolved. Plague Inc. Games Forums. Pirate Plague: I had been putting this Scenario off for the longest time, because I was afraid it would be quite difficult to infect the islands. . These events below can make the victory or defeat ending and the following texts are the messages of the result screen: Reminder: The player's disease name is represented. With some modifications, it seems to work on Viruses, Parasites, and a few other disease types but not quite as well since those are harder to defeat than Bacteria, and I have mostly just tested it on Bacteria. Bring out yer dead!If you enjoyed this video, consider hitting the Like button! It helps the channel grow by affecting search results on YouTube. 99: Parasite: Beat Fungus Plague type on Normal or Brutal Difficulty, OR pay US$0. Your goals are simple: 1. On videos about the Neurax Worm, it's very common to see people praising the Worm. It is required, along with Cranial Elephantitis symptom, to produce the Cranial Dispersion combo and, thus, the Use your head. Before popping the first bubble, use your first 8 DNA points to evolve the following: Once you officially start the game, evolve all the transmissions through their end (Air 3, Water 3, Bird 2, Insect 2, and Rodent 2) as well as Trojan Planes 1-3. 99 after unlocking Fungus: Prion: Beat Parasite Plague type on Normal or Brutal Difficulty, OR pay US$0. 22 juil. This is how to beat Neurax Worm disease type on Mega Brutal difficulty in Plague Inc. and waiting a while. Wellington Worm. The same goes for Neurax Worm. Please feel free to add your own strategies, tips, and Q&A here: The key to this strategy is fast evolution. Bioweapon plush toy. The Trojan Plane ability allows you to evolve your plague without a major worry of it being noticed. This video shows how to beat neurax worm on mega brutal difficulty. Plague Inc. Latest threads. Got a pop-up report of "Disturbing reports of Porn" How it had evolved to make the hosts more susceptible to mental influence, and I thought the world will be infected by porn. [Submitted Guide] Neurax Worm Brutal and Mega-Brutal Guide This guide has been written and submitted by Ah KerkJr. Sorry if I can't be much of a help. achievements. 2 guides. #Plague #Fungus#MegaBrutal #GuideThis guide is about how to beat the Fungus scenario on mega brutal while aiming for a perfect score. . It's your job to choose whether to eradicate (Ending 1) or enslave (Ending 2) humanity. Beat Neurax Worm disease type on mega-brutal difficulty: Neurax Master: Win a game with Neurax Worm on Normal Difficulty or higher: Neurax Worm Victory:. is a real-time multi-platform strategy simulation video game developed by Ndemic Creations. Porn as a neurax worm was great. 1. 8. For those that don't follow my Weekly Contagion & Other Indies Stream & Giveaway I did one for Plague Inc: Evolved if you'd like to check it out! Sorry but it does not let us embed a time-stamp. Instead, lethal symptoms like Suicide and Despair are essential. 5%. Did it on mega brutal : (prerequisites include ability costs don't increase, get extra points while popping cure bubbles , and your plague is harder to cure ). Edit April 13, 2017: Please note, this was recorded in 2015 it may not work as well with all the current updates in the game, it's just me playing around, if. The "Plague Inc. Virus - Mega Brutal Guide (Guaranteed Win & Perfect Score) The Virus campaign is a difficult one as it's quite volatile but with this guide you'll be able to decimate life on planet earth on any difficulty though this. 2014 à 5h35. Hello! I'm a big fan of Plague Inc. Evolve Insect 1+2, Bird 1+2, and Rodent 1+2. Note: This only works on Casual difficulty. .