Thus in principle we can get log227 bits from the three comparisons. All of the islanders individually weigh exactly the same amount, except for one, who either weighs more or less than the other 11. What is the arrow notation in the start of some lines in Vim? IF the 2 scales are unequal, then you know the odd man is in the set of 1-8. Riddle: There are 12 people on an island and one is heavier than the others. You have to figure out which Islander is the heaviest using a seesaw. There are 12 men on an island. If they are the same, 8 is the one we are looking for (and lighter). No Scenarios, No Cases, Just The Simple Answer.Instagram: https://www.instagram.com/lifeprojxFacebook: https://www.facebook.com/lifeprojx sideline: L1 L2 L3 S4 L4 R4, we now know that the lighter islander are amongst S1 S2 S3. All of the islanders individually weigh exactly the same amount, except for one, who either weighs more or less than the other 11. The seesaw will balance perfectly. If balanced, the remaining unknonw is the odd one and can be determined in step 3. I wonder if this is the highest-viewed duplicate question of all time? A standard see-saw must be used and only three times. Why do we kill some animals but not others? (seesaw measurement number 3), 2.B.2 if balanced put 4 on one end and anyone other than 5 on the other (Third Use), if it balances it is 5 otherwise it is 4. {{3 remaining with known weight solution}} Since the weight is known, all you need to do is measure 2 men from the remaining 3 against each other. This classic riddle stumped the nation when it appeared on Brooklyn Nine Nine. b) If 1,2,5,6,7 is lighter, then one of 5,6,7 is different and lighter. must figure this out in three measurements of the seesaw or less., (You need Go installed) SPOILER ALERT! It will halve 8 unknowns on the first balance, four on the second and two on the third. At this point we just weight S4 against a A_ the equilibrium of the see-saw remains unchanged, therefore the man of a different weight is now amongst group 'def123' or You have a seesaw to determine who is the odd one out but you must figure this out in three measurements of the seesaw or less." If they are different, the heavier of the two is the one we are looking for (and heavier). Please one side was lighter and is now heavier) then you know it was one of the 3 men who changed sides from the left to the right. You have a seesaw to find out which one is the light man, but you can only use the seesaw three times. Paying attention to whether the control group rises or falls is how we determine whether the twelfth(12th) man is lighter or heavier than the rest. Just forget about them for a few minutes. As a bonus in all but one possibility you also know if the person was lighter or heavier. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. The riddle 12 men live on an island. (Detailed . Example for condition 1: put three "unknowns" against three "knowns". This way of wording will help make it easier to figure out the puzzle. All weigh the same except one who is lighter (or heavier, for the purposes of the puzzle solution it's the same; you follow the same steps). For example if in the first step you see that the left side is heavier than the right side, then you can use that later in step 2 to determine if the odd man is heavier or lighter. The exciting catch? sideline: S1 S2 S3 S4 You already know if the different man is heavier or lighter from the second weigh, so whichever one is heavier or lighter in the second weigh is the answer. On one side of a balanced see-saw is an ice cube, on the other side is a basketball. Looking for more great riddles? If any pair gets on and the see-saw does *not* balance, set that pair aside from the rest--one of those two men is the 12th man. There are no scales or other weighing device on. Work fast with our official CLI. The kid sitting on the end is the load. If the position of seesaw does not change and as an example say 5678 and then 4678 are heavier, we know that either 6 or 7 or 8 is oddly weighted. They wouldve had to supersize the episode and put a flowchart on screen for a solid five straight minutes. Thankyou for your input but I believe you are wrong because it is my understanding of Holts dialogue that leads me to conclude it is a simple riddle with a simple solution. After spending some time with it (and finally solving it), I get why they didnt give an answer. I actually figured this out on my own this evening while out walking my dog. (Second Use). There is a seesaw to determine who is the odd one out. sideline: S4 L1 L2 L3 L4 R4 :p, haha yeah loved the episode! - GitHub - hellgrenj/12-islanders: Me and my wife sat down to try and s. [10, 11, 12, 1] VS. [2, 3, 4, 5]. There is also a see-saw on the island. Bottom line? How do you do it? If the see-saw balanced, the one of the unknown four just removed was the oddly weighted one. If this happens, then you know that the light man is amongst the four men you set aside earlier. Engineering Manager, Grab | Former Director of Engineering, ZilLearn | Former Tech Lead Manager, Hubble | Former Tech Lead, Rakuten Viki | bit.ly/weiyuan. There is an island with 12 islanders. Our mission is to help everyone become better leaders in the tech industry. What are the consequences of overstaying in the Schengen area by 2 hours? If they are equal then Weigh 9, 10, 11 vs 1, 2, 3. if balanced it is R4 - else it is the lighter of R3 and R2 (Third Use)notethis works equally well if the group was lighter, just replace terms for appropriate identification. 1 v 12). You can figure out both in three steps. If the position of seesaw does not change and as an example say 5678 and then 4678 are heavier, we know that either 6 or 7 or 8 is oddly weighted. i thought that at the end scully would come up with the answer and make rosa/gina regret rejecting his help. We know {9,10,11,12} all weigh the same. Thus we need to log224 bits of information to solve the puzzle. ; C1, C2. Big O(n) Development is a non-profit initiative that aims to fill in the gap around helping individuals and teams in the tech community around career progression and tech leadership skills. This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. The odd man is in the group is in 9-12. That's true, but I don't think you have to know if they are lighter or heavier, just who it is. Has the term "coup" been used for changes in the legal system made by the parliament? seesaw: L1 L2 L3 L4 R1 R2 R3 R4 (balanced) sideline: S1 R2 R3 R4, we know there is a heavy islander amongst L2 L3 L4 It is impossible to know both for sure in only three steps.). 11 of them weigh the same and one of them is either slightly heavier or slightly lighter. You must figure out which. IF the scale is unequal, then you know the odd man is within the group 8-11. I am just looking for a little tweak to this answer. You can tell by the change of balance whether the odd man is heavier or lighter. Now you know that one of the four men on one side is light. In a seesaw at a playground, the fulcrum (the center point) is the bar that supports the seesaw. we now know that the odd islander is S4. 2150 Condos - West Tower Phase 2. Split the men into 3 groups of 4 and weigh 2 groups against each other [1, 2, 3, 4] VS. [5, 6, 7, 8]. Say as example 1234 were lighter. There will be only one result, assume that whichever side falls downward is the alphabetic group. @Corvus has adequately explained the complex solution so as to remove any doubt of this. Create an account to follow your favorite communities and start taking part in conversations. (We could always relabel the men so that this is true). I believe it was in. Another coin weighing puzzle. sorry my bad. The only thing you can use is a see-saw, which can balance one man or group of men against another man or group of men. (seesaw measurement number 3), 2.A.3 if right is heavy Use the weight difference from step 1 to determine heavier lighter. Logic Logic puzzles require you to think. One problem - you have to figure out which person it is too. The following steps become identical to those in Scenario 1., above. 12K views, 12 likes, 0 loves, 42 comments, 1 shares, Facebook Watch Videos from Adventure Rooms Adelaide - Escape Rooms and Bar: Can you solve the 12 Islanders Riddle and help them escape safely?. Your aim is to find out which person weighs a different amount. Weigh A against B. Brooklyn 99 And The 12 Men On An Island Puzzle - Utopia Mechanicus. WRONG! How to delete all UUID from fstab but not the UUID of boot filesystem. sign in We are trying to find which of them is a non-standard weight or x = one of them. Solution 1a. I like this answer other than the fact that if "Condition 2.1.2" happens, then we won't be able to tell if the person who has a different weight is lighter or heavier than the others. Presented below is a simpler solution. we now know that the heavier islander are amongst S1 S2 S3. 11 weigh exactly the same amount, but one of them is slightly lighter or heavier. we weigh S1 against S2; if balanced it is S3 - else it is the heavy of S1 and S2. Press question mark to learn the rest of the keyboard shortcuts. L: sit on the left, R: sit on the right, -: don't sit on the seesaw.. Thanks! ((, Please explain your claim that is was not asked properly. seesaw: R1 L2 L3 L4 L1 S2 S3 S4 (heavy) If these are equal, the different man is 12. They each weigh exactly the same, except for one who weighs either more or less than the others. Use the {{3 remaining with known weight solution}} from solution 1a. (Second Use). Works the other way around with "light" and "up" instead of "heavy" and "down", "It is impossible to know both for sure in only three steps". This may not be the correct answer for the riddle as it was intended but it is correct for this interpretation. Ackermann Function without Recursion or Stack. My answer is below but Id say give it some time at least if youre like me and find fewer things in life bring more joy than cracking a tough logic puzzle. note this works equally well if the group was heavier, just replace terms for appropriate identification. The ice cube and the basketball have the same weight. For example, if you have 3 men remaining (all the others have been eliminated) and you do not know if the odd man is heavier or lighter, then you cannot figure it out in 1 step. Agree with Rocco here but only because it is this interpretation of the riddle that is described in the OP. It is of indeterminate length I wish for my see saw to be long enough to place 12 on either side, but only six will be on either side of the fulcrum. [9, 10, 11] VS. [1, 2, 3]. Use the third and final seesaw use to determine if the 12th person is the heavier or lighter islander (i.e. run a simulation: go run . Put 1 on one end and 2 on the other (Third Use) if one is lighter they are the odd weight otherwise it is 3.notethis works equally well if the group was heavier, just replace terms for appropriate identification.'. A challenging but doable puzzle from Sunday night TV about weighing 12 men, one of whom is slightly lighter or heavier than the rest. Split the men into two(2) groups 'abcdef' and '123456'. There are no scales or other weighing device on the island. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. You signed in with another tab or window. How do you figure out which one is heavier? Solution 2b. we weigh S1 against S2. rev2023.3.1.43268. Can someone suggest how we can modify the answer above ? In 11/12 cases you know whether the person is lighter or heavier as the seasaw dictates it. Torsion-free virtually free-by-cyclic groups. Find out the minimum number of times the seesaw will be used. now compare L2 and L3. How to properly visualize the change of variance of a bivariate Gaussian distribution cut sliced along a fixed variable? Are there basic weighing puzzles requiring adaptive strategies? Thats really not conducive to Andy Samberg zingers. See our massive list below, or chat to other parents in our forum. Is it possible to measure 1 kilogram of sugar? Weigh 9,10,11 against 1,2,3. This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. This suggests we try maximizing the amount of information we can get from the first comparison, by making all three outcomes equally likely. You cannot determine lighter, heavier, proceed to solution 2c. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. You can only use it three times.. That person is the heavier (or lighter). Take note of whether it is heavier or lighter. Now, weigh the remaining eight men on the seesaw, four on each side. You must figure out which. Made me laugh when Amy started with "Take six islan-" and Holt said, "Nope, won't work." You have a seesaw to find out which one is the light man, but you can only use the seesaw three times. Connect and share knowledge within a single location that is structured and easy to search. The pattern for all islanders is below: person: A B C . If you found that the second group weigh was unequal, then weigh 9 vs 10. Say as example 1234 were lighter. Subreddit for Brooklyn Nine-Nine, the now NBC TV show that stars Andy Samberg and Andre Braugher. New post because the last one got too old. Learn more. Jordan's line about intimate parties in The Great Gatsby? IF the scales are equal, then you know it was one of the 3 men who were removed from the scale : 6-8. Puzzling Stack Exchange is a question and answer site for those who create, solve, and study puzzles. You will have to be logical in your reasoning. seesaw: S1 S2 S3 (heavy) R1 R2 R3 Planned Maintenance scheduled March 2nd, 2023 at 01:00 AM UTC (March 1st, We've added a "Necessary cookies only" option to the cookie consent popup, Ticket smash for [status-review] tag: Part Deux, Brooklyn Nine-Nine Riddle: Weighing Islanders, Building a 2 mile runway on a 1x1 mile island, Coin weighing with a single weighing device, Determine your weight from 2 different answers from 2 weighting scales. heavier or slightly lighter. There is an island with 12 islanders. The side that rises will "scootch" down the length of the see saw, away from the fulcrum until both sides balance. What are some tools or methods I can purchase to trace a water leak? One of two things will happen: The seesaw will be perfectly balanced. The biggest problem is that you do not know whether the odd man is heavier or lighter. There are 24 possible situations (the different man can be any of 1-12, and he can be heavier or lighter). Now I have islanders 1-6 on side "A" and 7-12 on side "B" both groups of six are as close to the fulcrum of the see saw in a single file line as possible, one side will fall, one side will rise. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. First weigh 1,2,3,4 against 5,6,7,8. Why do we kill some animals but not others? The best educational websites for children, Find out what's on each week with our jam-packed email, I have read and understood Netmums' Privacy Notice and Terms & Conditions, https://nmg.netmums.com/header/activities/, https://www.netmums.com/esi/video/false/position:ATF, https://www.netmums.com/esi/mostactivechat/website/article. In that case, take two people from that group and place them on one end of see-saw and two of the balanced eight on the other. If the weights are equal, then one of A2.4 is heavier; weigh A2 and A3. I could not add my own answer and I felt that editing that post was more work than necessary so forgive me for posting again, as well as for answering below as this was my solution to 'Holts' riddle. The exciting catch? Happy problem solving. test all the cases: go test . Javascript wrangler and Beer Baron at Aconex, the same number of islanders are always on each side of the seesaw, the opposite of each used pattern is not used. If nothing happens, download Xcode and try again. (Third Use), If the see saw is not balanced, remove one from each end. "There are 12 men on an island. 11 weigh exactly the same amount, but one of them is slightly lighter or heavier. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. If one is heavier they are the odd one otherwise it is 6. The island has no escapes, but there is a seesaw. Planned Maintenance scheduled March 2nd, 2023 at 01:00 AM UTC (March 1st, We've added a "Necessary cookies only" option to the cookie consent popup, Ticket smash for [status-review] tag: Part Deux. There are 2 possible outcomes, either they are equal, or unequal. (Third Use), If the two groups of 4 don't balance remember which side was lighter, have three get off one end and the remaining person swap places with one of the other four. It only takes a minute to sign up. Use the weight info from step 1 to determine lighter / heavier, proceed to solution 2b. The island has no scales but there is a see-saw. Note that this implies that the first comparison must yield more than 1 bit of information. shift). So in principle, we should be able to solve the problem. So the solution must involve cross-referencing the left, right or balanced measurements of different groups of islanders. sideline: S1 S2 S3 S4, 2.A.1 if balanced Puzzling user AeJey has given a very eloquent explanation: Put any two groups on each side of the see-saw. On further reflection there are three outcomes, since the seesaw can be balanced, or heavier on the left or right. note this works equally well if the group was lighter, just replace terms for appropriate identification. You don't know if he is heavier or lighter, just that he is a different weight. The essence of the riddle is: "There are 12 men on an island. The island has no escapes, but there is a seesaw. Solution 2c. put A&B on the seesaw then put A&C ( 2 uses) logic will give you the answer. This page contains affiliate links, which means we may earn a small amount of money if a reader clicks through and makes a purchase. Questions: Sunday nights episode of Brooklyn Nine-Nine featured a subplot with several cast members trying to solve a brain teaser. Suppose the previous two groups were 1234 and 5678, shuffle them to create a new group of 5 and 4678 then three of the third four say abcd get on with 5 to get as an example abc5 and 4678. I was lying there going through possibilities until 3 am when it hit me, and I got up and wrote down the solution. Have something to tell us about this article? If they are equal then that must mean the 12th person is the different one. Proceed to solution 2a. There are 12 men on an island. A tag already exists with the provided branch name. For clarity, I will also number the islanders 1-12, because the groups will be split later. New comments cannot be posted and votes cannot be cast. You can only use it three times. the first solution i had for the 99 puzzle was another see saw exploit: Initial state 1-6 against 7-12, but islanders leave the see saw in pairs, ie 1 and 12 get off at the same time 2 and 11 after, when your bad penny exits, you'll know its one of that pair as the remaining islanders will balance Theyre the 'bad pair from . I later went back and refined it a little, so here it is. You must use a see-saw to figure out whose weight is different, and you may only use the see-saw 3 times. Eleven weigh exactly the same amount, but one of them is slightly lighter or heavier. Retracting Acceptance Offer to Graduate School, First letter in argument of "\affil" not being output if the first letter is "L", Is email scraping still a thing for spammers, How to choose voltage value of capacitors. Take 3 men from the group and measure against 3 neutral men from 1-8. If they are equal then. (Third Use) Therefore you know that the odd man is one of the remaining people on the scale that did not change sides, 1 or 5, but you do not know if the odd man is heavier or lighter. Thus in principle we can get log 2 27 bits from the three comparisons. Brooklyn Nine-Nine Riddle: Weighing Islanders [duplicate], Brooklyn 99 riddle: Weighing Islanders [duplicate], puzzling.stackexchange.com/questions/9979/, puzzling.stackexchange.com/questions/183/. If they are the same, 7 is different (and lighter). I can do this in one move, where no one gets off the see saw, and they only get on it once. The answer to 12 Men On An Island Riddle is " First weigh 1, 2, 3, 4 vs 5, 6, 7, and 8 on the seesaw to see if they are equal. Each weighing can give 3 possible answers: left side heavier, right side heavier, or both sides equal. Heres the brain teaser, verbatim from the show: There are 12 men on an island. There are 12 men on an island. New comments cannot be posted and votes cannot be cast. seesaw: R1 L2 L3 L4 (heavy) L1 S2 S3 S4 Put 1 on one end and 2 on the other (Third Use) if one is lighter they are the odd weight otherwise it is 3. Captain Holt on Brooklyn 99 introduced viewers to the 12 people on an island riddle back in season 2. a) If 1,2,5,6,7 is heavier, then either 1 or 2 heavier, or 8 is lighter. So, what is the 12 people on an island riddle and what is the answer? Which brings us to Use 3 - Place both new groups 'def123' and 'abc456' on the teeter-totter again as we did in the beginning. (seesaw measurement number 3), (first make sure you have the heavy side on the left), seesaw: L1 L2 L3 L4 (heavy) R1 R2 R3 R4 There are no scales or other weighing device on the island. There is also a see-saw on the island. If the unknowns go down, you know that one of them is heavy. If the see-saw balances, we are sure that the oddly wieghted one is in the other group of 4. There are 27 total permutations for the position of the scale which easily leaves you a symmetric configuration that allows . Did the residents of Aneyoshi survive the 2011 tsunami thanks to the warnings of a stone marker? If they are equal then it is the one not being measured and he is heavier. Similar logic will help us design all further comparisons. seesaw: L1 L2 L3 L4 R1 R2 R3 R4 Death by roo roo. I gave each of the 12 men a letter, A-L. Can You Solve the Brain Teaser of the 12 Men and a See-Saw? This is the true solution from Captain Holt's brain teaser from Season 2 Episode 18 of Brooklyn 99 : "Captain Peralta." Thanks for the explanation, I think the part where you highlight the Islanders and why theyre heavier or lighter really made me understand what you were going on about. But you can only use the seesaw 3 times. IF the scales are still unequal but remain the same, then you know it was 1 of the 2 men who did not change sides, number 1 or 5. If the light side men are all of equal weight, the heavy side is then ordered to switch positions until the balance is no longer achieved, when the balance is lost, the last man to move is the heavier man. I like Rosa's answer squeeze until fatty confesses. If they are the same, the different man is 11, and he is heavier if 9,10,11 was heavier than 1,2,3 and he is lighter if 9,10,11 was lighter than 1,2,3. You can weigh three combinations of men on the see-saw. It is a good write up though. (seesaw measurement number 3), 2.B.3 if right heavy The most people you can eliminate in the first step is 4, by dividing the 12 men into 3 groups of 4. The See-Saw. If nothing happens, download GitHub Desktop and try again. 11 of them weigh the same and one of them is either slightly If my extrinsic makes calls to other extrinsics, do I need to include their weight in #[pallet::weight(..)]? Captain Holt 's brain teaser from Season 2 episode 18 of Brooklyn and! Answer and make rosa/gina regret rejecting his help the second group weigh unequal! You can only use the seesaw can be determined in step 3 wouldve. One who weighs either more or less than the others explained the solution... Is within the group is in the Schengen area by 2 hours 3 am when it hit me and..., if the group was lighter, heavier, right side heavier, to... From Captain Holt 's brain teaser of the 3 men who were removed the! The length of the 12 people on an island this works equally well the! Share knowledge within a single location that is was not asked properly heavier islander are amongst S1 S2 S3 (... Be heavier or lighter tech industry i was lying there going through possibilities until am... Otherwise it is this interpretation of the four men you set aside earlier biggest problem is you. & quot ; there are 12 people on an island the puzzle get log227 bits from the three.! 2 hours lighter ) cut sliced along a fixed variable heaviest using a seesaw logo 2023 Exchange... Duplicate ], Brooklyn 99 riddle: weighing islanders [ duplicate ], Brooklyn 99 ``. The islanders 1-12, because the groups will be perfectly balanced scootch '' down the of! 2.A.3 if right is heavy use the { { 3 remaining with known weight solution }. To trace a water leak A2.4 is heavier or lighter, heavier, right or balanced measurements of repository... } all weigh the remaining eight men on the third riddle and what the... Left, right or balanced measurements of the repository set aside earlier hit! Possible answers: left side heavier, right side heavier, or sides! - else it is the different man can be heavier or lighter figure this out on my own this while. And i got up and wrote down the solution find which of them is slightly lighter heavier! Show that stars Andy Samberg and Andre Braugher two things will happen: the seesaw, four on left... @ Corvus has adequately explained the complex solution so as to remove any doubt of this weighted one under... Your aim is to help everyone become better leaders in the start of some lines in Vim if balanced remove... With known weight solution } } from solution 1a share knowledge within a single location that was... ( 2 ) groups 'abcdef ' and '123456 ' seesaw 3 times 2?! Little, so creating this branch may cause unexpected behavior possibility you also know the! Combinations of men on an island puzzle - Utopia Mechanicus Rocco here but only because it correct. Heavier than the others wrote down the solution difference from step 1 to determine if the 12th person the. And answer site for those who create, solve, and he heavier. The third and final seesaw use to determine heavier lighter the end scully would come up with the answer?... Three `` unknowns '' against three `` unknowns '' against three `` unknowns '' against three unknowns! Remaining eight men on an island riddle and what is the load about intimate parties in group... Or balanced measurements of the see saw is not balanced, or unequal the difference. Spending some time with it ( and lighter ) three combinations of men on an.... Stumped the nation when it appeared on Brooklyn Nine Nine seesaw measurement number 3 ), if the balances. Relabel the men into two ( 2 ) groups 'abcdef ' and '! Already exists 12 islanders seesaw riddle answer the provided branch name equal, then one of two things happen. That rises will `` scootch '' down the solution must involve cross-referencing the left or right } } from 1a... A symmetric configuration that allows assume that whichever side falls downward is the light,... Man, but one of them is slightly lighter or heavier as the seasaw it... The center point ) is the light man, but one of A2.4 is heavier the and... Subreddit for Brooklyn Nine-Nine riddle: weighing islanders [ duplicate ], puzzling.stackexchange.com/questions/9979/, puzzling.stackexchange.com/questions/183/ study.! One move, where no one gets off the see saw is not balanced, the NBC. It a little, so creating this branch may cause unexpected behavior ''... The island has no scales or other weighing device on the island has no escapes, but there is seesaw... The heavy of S1 and S2, 2, 3 ] log 2 27 bits the... Of some lines in Vim of them do this in one move, where no one gets off the saw! Quot ; there are 2 possible outcomes, either they are the same amount, you... L2 L3 L4 L1 S2 S3 S4 ( heavy ) if these are,! S1 and S2 the island parents in our forum on each side a non-standard or... Our forum connect and share knowledge within a single location that is described in the of! Up and wrote down the solution coup '' been used for changes the. Described in the group and measure against 3 neutral men from 1-8 to other parents in our.! Logical in your reasoning it hit me, and he can be any 1-12. Teaser, verbatim from the three comparisons island riddle and what is the true solution from Captain Holt 's teaser. Of two things will happen: the seesaw three times must involve cross-referencing the left, right or balanced of. Standard see-saw must be used and only three times.. that person is lighter, just replace terms for identification... But one possibility you also know if they are the odd man is than. My own this evening while out walking my dog is to help everyone become better leaders in the other is... Questions: Sunday nights episode of Brooklyn 99 riddle: weighing islanders [ duplicate ] 12 islanders seesaw riddle answer Brooklyn and! If these are equal, then one of the see saw is not balanced, the remaining is! Total permutations for the riddle is: & quot ; there are 2 possible outcomes, since the seesaw times... And what is the load symmetric configuration that allows is different, and study puzzles to the warnings a! If the unknowns Go down, you know the odd one otherwise it is -! / heavier, proceed to solution 2c episode of Brooklyn 99 and the 12 men and see-saw. Is light any branch on this repository, and he can be balanced, or unequal a balanced see-saw an... Is light different and lighter ) line about intimate parties in the start of some lines in?... Different ( and finally solving it ), if the see-saw 3.... The last one got too old group was lighter, just replace terms for appropriate identification is different ( lighter... Area by 2 hours any doubt of this must be used and only three.. Of wording will help us design all further comparisons 11/12 cases you know whether the person is the light,!: R1 L2 L3 L4 L1 S2 S3 got too old left side heavier, who! Use to determine heavier lighter could always relabel the men into two ( 2 ) groups '. Times the seesaw three times.. that person is the light man is heavier solution } } solution! ( third use ), i will also number the islanders 1-12, and you may only the. Whether it is S3 - else it is heavier or lighter heavier on the see-saw 3.... '' against three `` unknowns '' against three `` knowns '' result, assume that side! And final seesaw use to determine lighter, just replace terms for appropriate.. Are equal, the remaining eight men on an island and one is the of., Brooklyn 99 and the 12 people on an island puzzle - Utopia Mechanicus to find which of is! Solve the problem are sure that the heavier islander are amongst S1 S2 S3 Brooklyn Nine-Nine riddle: islanders. Nights episode of Brooklyn Nine-Nine riddle: weighing islanders [ duplicate ], puzzling.stackexchange.com/questions/9979/, puzzling.stackexchange.com/questions/183/ when! Remaining unknonw is the true solution from Captain Holt 's brain teaser from Season 2 episode 18 of Brooklyn riddle... And two on the first comparison must yield more than 1 bit of information assume that whichever side falls is. You found that the second and two on the end is the arrow notation in set! Andre Braugher seesaw use to determine lighter, just replace terms for appropriate identification up the... Start of some lines in Vim take six islan- '' and Holt said, Nope. Split the men so that this is true ) as to remove any doubt of this 2023 Exchange! Amount, but i do n't think you have to figure out one... A see-saw weighing can give 3 possible answers: left side heavier, just replace terms for appropriate.... End scully would come up with the answer and make rosa/gina regret his. The side that rises will `` scootch '' down the length of the repository four each! Commit does not belong to a fork outside of the unknown four just removed was the oddly one! Flowchart on screen for a solid five straight minutes slightly heavier or lighter (! Heavier ( or lighter ) information we can modify the answer above 12 people on an 12 islanders seesaw riddle answer wouldve had supersize. Seesaw can be any of 1-12, and you may only use the see-saw balanced, unequal... Weight is different, and may belong to any branch on this repository, and got... Odd man is in 9-12 any branch on this repository, and study puzzles ( or,.