12 islanders seesaw riddle answer

Connect and share knowledge within a single location that is structured and easy to search. Puzzling Stack Exchange is a question and answer site for those who create, solve, and study puzzles. 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 . Both situations are ideal as they reveal to us which group is the control group or standard for the weight of eleven of the men. If balanced it is the heavy L1 else if unbalanced it is light R1. That's not true. So in principle, we should be able to solve the problem. I can do this in one move, where no one gets off the see saw, and they only get on it once. 11 of them weigh the same and one of them is either slightly heavier or slightly lighter. Agree with Rocco here but only because it is this interpretation of the riddle that is described in the OP. This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. Most Simple Solution to Holt's "12 men on an island with a seesaw" brainteaser! Was Galileo expecting to see so many stars? (Second Use). Thanks, AeJey for making it so clear! if balanced it is L4 - else it is the heavier of L2 and L3. IF the 2 scales are equal, then you know the odd man is in the remaining group of 4. If the 9,10,11 differs from 1,2,3, then weigh 9 against 10. b) If 1,2,5,6,7 is lighter, then one of 5,6,7 is different and lighter. Is there a way to only permit open-source mods for my video game to stop plagiarism or at least enforce proper attribution? 2.B.1 if left heavy We know {9,10,11,12} all weigh the same. What are the consequences of overstaying in the Schengen area by 2 hours? we weigh S1 against S2. Wow how did this even get 8 upvotesmind boggling. we weigh S1 against S2; if balanced it is S3 - else it is the heavy of S1 and S2. But you can only use the seesaw 3 times. Put any two groups on each side of the see-saw. 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.. Show Answer PREV NEXT by Mikhael Panju v1. As a bonus in all but one possibility you also know if the person was lighter or heavier. 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. sideline: S4 L1 L2 L3 L4 R4 Solution: The minimum number of times seesaw will be needed is 3. 11 weigh exactly the same amount, but one of them is slightly lighter or heavier. There are 27 total permutations for the position of the scale which easily leaves you a symmetric configuration that allows you to determine which person it is and whether they are heavy or light every time. But this is simple! Example for condition 1: put three "unknowns" against three "knowns". Famous Quotes Rewritten to Make Them More Retweetable, Hey Sam, If You Pee on This Wall, It Pees Back At You. The island has no scales but there is a see-saw. seesaw: L1 L2 L3 L4 R1 R2 R3 R4 (balanced) There you have it, no islanders ever get off the see saw, and they just get on it once. 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. Pardon the handwriting, its usually better. (Third Use)notethis works equally well if the group was lighter, just replace terms for appropriate identification. (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. If nothing happens, download Xcode and try again. A challenging but doable puzzle from Sunday night TV about weighing 12 men, one of whom is slightly lighter or heavier than the rest. There are no scales or other weighing device on. (We could always relabel the men so that this is true). All of these men weigh exactly 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? And if they are also equal then that would mean that the 12th person weighs different. Now put 7 on one end and 8 on the other. If they 9 vs 10 is balanced, then you can deduce that the 11th islander is the different weight. New comments cannot be posted and votes cannot be cast. If you found that the second group weigh was unequal, then weigh 9 vs 10. Set it up so deduction eliminates everything else and your gold. The See-Saw. The answer isnt TV friendly. Has the term "coup" been used for changes in the legal system made by the parliament? Solution 1a. You must use a see-saw to figure out whose weight is different, and you may only use the see-saw 3 times. There are 12 men on an island. Start off by weighing 4 against 4, setting the other 4 aside completely. If still balances, we know that the fourth one, who has not sat on the see-saw from that group is the one oddly weighted. sideline: L1 L2 L3 S4 L4 R4, we now know that the lighter islander are amongst S1 S2 S3. Here's the brain teaser, verbatim from the show: There are 12 men on an island. How do you do it? sideline: S1 R2 R3 R4, we know that the light islander is amongst R2 R3 R4 Measure the odd man (12) against any of the other men (which are all of equal weight) to determine if he is heavier or lighter. Presented below is a simpler solution. shift). I had seen this question posted before but noticed it had been asked incorrectly, as was the question it was similar to that it linked too about the 12 balls and a scale (see links below). I concede that my previous hypothesis about the validity of the question was false. The kid sitting on the end is the load. IF the measurement is equal then the odd man is 12. 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. If, you want to get the solution and are having trouble, I have published a few TIPS at the bottom of the document. All of the islanders individually weigh exactly the same amount, except for one, who either weighs more or less than the other 11. Several other solutions are available on the net involve a lot of if-this-then-that type logic. Your aim is to find out which person weighs a different amount. There is an island with 12 islanders. The key to this problem is making sure all three output values (left side heavier, right side heavier, two sides the same) are possible and informative in almost every comparison you do so that we can eek log224 bits out of the comparisons. The answer to the" 12 people on an island " riddle is weigh 6 on one side and 6 on the other side. The odd man is in the group is in 9-12. i thought that at the end scully would come up with the answer and make rosa/gina regret rejecting his help. sideline: S1 R2 R3 R4, we know there is a heavy islander amongst L2 L3 L4 Use your second seesaw turn to measure the four men, two on each side, then use your third and final seesaw turn to figure out which of the lightweights is THE light man. 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. Learn more. Create an account to follow your favorite communities and start taking part in conversations. Weigh them against each other. IF the scales are equal, then you know it was one of the 3 men who were removed from the scale : 6-8. Ackermann Function without Recursion or Stack. Thankyou for reading and understanding. Each weighing can give 3 possible answers: left side heavier, right side heavier, or both sides equal. now switch R1 R2 R3 and S2 S3 S4 AND switch R1 AND L1. (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. The results of that 4x4 measurement will indicate to you to a second specific group of 4 to measure, and from there, only 2. B_ the see-saw becomes level with the ground, therefore the man of a different weight is standing with group 'abc456'. There are no scales or other weighing device on the island. What is the arrow notation in the start of some lines in Vim? There is a seesaw to determine who is the odd one out. 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. 2: Place the man from your pair who was on the lower end of the see-saw . The most simple solution is to arrange the people on the scale so that they have a unique correlation with the total information available. All of the islanders individually weigh exactly the same amount, except for one, who either weighs more or less than the other 11. The second measurement was unequal, but the balance of weight shifted. Feel free to provide your own comment and I can delete this one. " I was lying there going through possibilities until 3 am when it hit me, and I got up and wrote down the solution. ie. ", (Rephrased for clarity, below is a verbatim transcript of 'Holts' dialogue), "There are twelve men on an island, eleven weigh exactly the same amount, but one of them is slightly lighter or heavier, you must figure out which. The one who is heavier is the different man (and heavier). The island has no scales, but there is a see-saw; the exciting catch, you can only use it three times.". Proceed to solution 1a. There are 24 possible situations (the different man can be any of 1-12, and he can be heavier or lighter). Similar logic will help us design all further comparisons. seesaw: R1 L2 L3 L4 L1 S2 S3 S4 (heavy) How do you figure out which one is heavier? 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. 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. Use the {{3 remaining with known weight solution}} from solution 1a. The following steps become identical to those in Scenario 1., above. There is also a see-saw on the island. 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. (Second Use), If the see saw balances, remove all but one from the seesaw and put one of the remaining two opposite them. You don't know heavier or lighter, but you still have 1 remaining move. If one is heavier they are the odd one otherwise it is 6. On one side of a balanced see-saw is an ice cube, on the other side is a basketball. ((, Please explain your claim that is was not asked properly. The exciting catch? SO I CREATED A PROGRAM I created a simulator to play with this problem I just published it so anyone can use to prove your solution or just to play around. It is impossible to know both for sure in only three steps." sideline: S1 S2 S3 S4 Before you read on, I just want to say that this problem drove me nuts. 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. One of two things will happen: The seesaw will be perfectly balanced. For clarity, I will also number the islanders 1-12, because the groups will be split later. 1 v 12). This classic riddle stumped the nation when it appeared on Brooklyn Nine Nine. 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." seesaw: S1 S2 S3 R1 R2 R3 (heavy) [10, 11, 12, 1] VS. [2, 3, 4, 5]. It is easier than everyone makes it. They each weigh exactly the same, except for one who weighs either more or less than the others. I am just looking for a little tweak to this answer. Before that I didnt really get what you were doing. If however you DO know that the odd man is either heavier or lighter, then you can figure it out in 1 step by comparing 2 men from those 3 against each other. WRONG! I later went back and refined it a little, so here it is. In either scenario, the steps are basically the same. All of the islanders individually weigh exactly the same amount, except for one, who either weighs more or less than the other 11. You will have to be logical in your reasoning. The unique and extremely popular [citation needed] authority on pop culture since 2008. Seesaw is the best interactive learning platform for PreK-5. (Second Use). 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. If my extrinsic makes calls to other extrinsics, do I need to include their weight in #[pallet::weight(..)]? L: sit on the left, R: sit on the right, -: don't sit on the seesaw.. 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. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. seesaw: S1 S2 S3 (heavy) R1 R2 R3 The side that rises will "scootch" down the length of the see saw, away from the fulcrum until both sides balance. Is it ethical to cite a paper without fully understanding the math/methods, if the math is not relevant to why I am citing it? Eleven weigh exactly the same amount, but one of them is slightly lighter or heavier. Puzzling Stack Exchange is a question and answer site for those who create, solve, and study puzzles. Thus we need to log224 bits of information to solve the puzzle. by Mikhael Panju v2. Can a VGA monitor be connected to parallel port? There are no scales or other weighing device on the island. That person is the heavier (or lighter). You cant solve this puzzle? seesaw: R1 L2 L3 L4 L1 S2 S3 S4 (balanced) sideline: S1 S2 S3 S4, 2.A.1 if balanced 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. test all the cases: go test . Solution 2c. Heres the brain teaser, verbatim from the show: There are 12 men on an island. :D, Brooklyn 99 riddle: Weighing Islanders [duplicate]. 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. Problem solved. 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. You still have 1 remaining move and you now know if the odd man is heavier or lighter. Weigh 12 against 1 to find out whether 12 is heaver or lighter. Ive added a picture of 1 of the 4 correct configurations to solve the puzzle and there is a link to my YouTube if you want to see me explain how it works and how to derive the answer. @emdee - Here is the link that you posted in the question. You must figure out which. A standard see-saw must be used and only three times. You don't know if he is heavier or lighter, and there is a 2 step solution to this : Solution 2a. heavier or slightly lighter. I actually figured this out on my own this evening while out walking my dog. are patent descriptions/images in public domain? They each weigh exactly the same, except for one who weighs either more or less than the others. 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. If the seesaw reverses, ether 4 or 5 is the oddly weighted one. seesaw: R1 L2 L3 L4 (heavy) L1 S2 S3 S4 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. There is an island with 12 islanders. You have a seesaw to find out which one is the light man, but you can only use the seesaw three times. we know it is either R1 or L1. New post because the last one got too old. Use the weight difference from step 1 to determine heavier lighter. The riddle 12 men live on an island. So, what is the 12 people on an island riddle and what is the answer? New comments cannot be posted and votes cannot be cast. The essence of the riddle is: "There are 12 men on an island. 12 Islanders Teeter Totter Riddle There is an island with 12 islanders. All of the islanders individually weigh exactly the same amount, except for one, who either weighs more or less than the other 11. sideline: L1 L2 L3 S4 L4 R4 2150 Condos - West Tower Phase 2 Say as example 1234 were lighter. Is the set of rational points of an (almost) simple algebraic group simple? This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. rev2023.3.1.43268. You know therefore that the odd man is within the group 2-4 (the 3 men moved from one the left scale to the right). Thus in principle we can get log227 bits from the three comparisons. Otherwise the one who stayed is the oddly weighted one. They wouldve had to supersize the episode and put a flowchart on screen for a solid five straight minutes. The pattern for all islanders is below: person: A B C . At this point we just weight S4 against a You can use the see-saw to figure out which is the odd man, but you can only use it 3 times. (seesaw measurement number 3). First weigh 1,2,3,4 against 5,6,7,8. Press J to jump to the feed. I believe it was in. This may not be the correct answer for the riddle as it was intended but it is correct for this interpretation. There are two possible results. Otherwise the one who stayed is the oddly weighted one. The island has no escapes, but there is a seesaw. sideline: S1 R2 R3 R4. Take note of the direction that the scale tips, you will use that information to do weight determination in step 2. (Detailed . c) If they are the same, then one of 3,4 is different. It is impossible to know both for sure in only three steps.). Can a VGA monitor be connected to parallel port? Comparing (1,2,3,4) to (5,6,7,8) does exactly this. -v, 1 split the 12 islanders into three groups Weapon damage assessment, or What hell have I unleashed? Fun: (2.49) Difficulty: (1.28) Puzzle ID: #13528 Submitted By: cool_star. Are there basic weighing puzzles requiring adaptive strategies? Hope you all sleep well after reading this. How do you do it? we now know that the odd islander is S4. {{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. Split the men into 3 groups of 4 and weigh 2 groups against each other [1, 2, 3, 4] VS. [5, 6, 7, 8]. All our articles and reviews are written independently by the Netmums editorial team. PTIJ Should we be afraid of Artificial Intelligence? The best answers are voted up and rise to the top, Not the answer you're looking for? (A reason why this brain teaser might seem frustrating and impossible to some is because it is only asking for the odd person out and not also whether they are lighter or heavier. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. The riddle, as you'll recall, is this: There are twelve men on an island. You must use a see-saw to figure out whose weight is different, and you may only use the see-saw 3 times. Its similar to a puzzle about pool balls I put in my math brain teasers list a few years back but way harder. If the see-saw balances, we are sure that the oddly wieghted one is in the other group of 4. 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. There are no scales or other weighing device on the island. Another coin weighing puzzle. If the see-saw balanced, the one of the unknown four just removed was the oddly weighted one. Me and my wife sat down to try and solve the "12 islanders riddle" from Brooklyn Nine Nine, this is our solution. If they are different, the heavier of the two is the one we are looking for (and heavier). seesaw: S1 S2 S3 R1 R2 R3 (balanced) There is also a see-saw on the island. Learn more about Stack Overflow the company, and our products. Sunday nights episode of Brooklyn Nine-Nine featured a subplot with several cast members trying to solve a brain teaser. seesaw: L1 L2 L3 L4 R1 R2 R3 R4 THIS TIP WILL GIVE AWAY THE MAIN SECRET : Instead of just breaking the men up into groups and comparing those groups against each other, you can shift them from one side of the see saw to the other side. The seesaw will balance perfectly. Proceed to solution 2a. run a simulation: go run . And there you have it! L: sit on the left, R: sit on the right, -: dont sit on the seesaw. You cannot determine lighter, heavier, proceed to solution 2c. There is not one definitive answer, more so, multiple ways to attain the answer. If they are equal then that must mean the 12th person is the different one. There are 12 men on an island. A seesaw is binary. Lift student learning and family engagement to new heights with multimodal learning tools, intuitive messaging, and research-based curriculum. The riddle: There are 12 islanders on an island. If the unknowns go down, you know that one of them is heavy. Made me laugh when Amy started with "Take six islan-" and Holt said, "Nope, won't work." Use the weight info from step 1 to determine lighter / heavier, proceed to solution 2b. Jordan's line about intimate parties in The Great Gatsby? Weigh 5 against 6. Death by roo roo. You must use a see-saw to figure out whose weight is different, and you may only use the see-saw 3 times. 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. 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. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Eleven weigh exactly the same amount, but one of them is slightly lighter or heavier. Help me understand the context behind the "It's okay to be white" question in a recent Rasmussen Poll, and what if anything might these results show? Use Git or checkout with SVN using the web URL. 1: Start putting all twelve men on the see-saw, but have them get on in pairs (one on each end at a time) so that the see-saw stays balanced. The nice thing about this approach is that the logic is very simple (you just need to know the pattern) and you will always find out whether the person is lighter or heavier. Is it possible to measure 1 kilogram of sugar? Number the men 1,2,312. If the seesaw balances we know that either 1 or 2 or 3 is oddly weighted. You have to figure out which Islander is the heaviest using a seesaw. This one comes from this week's Brooklyn Nine-Nine episode! If the seesaw reverses, ether 4 or 5 is the oddly weighted one. Edit: 11 of them weigh the same and one of them is either slightly heavier or slightly lighter. With that info, use your third and final seesaw turn to weigh those last two men to find the light man. If the see-saw balanced, the one of the unknown four just removed was the oddly weighted one. 2) They are different. Applications of super-mathematics to non-super mathematics. This way of wording will help make it easier to figure out the puzzle. This gives you your man. The exciting catch? Looking for more great riddles? The first measurement of 4 vs. 4 was equal. Logic Logic puzzles require you to think. Which brings us to Use 3 - Place both new groups 'def123' and 'abc456' on the teeter-totter again as we did in the beginning. The seesaw will NOT be perfectly balanced. {{#media.media_details}} {{#media.focal_point}}, First weigh 1, 2, 3, 4 vs 5, 6, 7, 8 on the seesaw. One comes from this week 's Brooklyn Nine-Nine episode bits from the three comparisons those in Scenario 1. above. Is also a see-saw to figure out which one is the link that you posted in the start of lines! A puzzle about pool balls I put in my math brain teasers list a few years but... One of the repository always relabel the men so that they have a seesaw using! Votes can not be posted and votes can not be posted and votes not! S4 L4 R4, we should be able to solve a brain teaser, verbatim from the show there. Answer you 're looking for ( and heavier ) x27 ; s the brain teaser, verbatim the. Are also equal then that must mean the 12th 12 islanders seesaw riddle answer is the different man ( heavier. The second measurement was unequal, but you can only use the { { 3 with. -: dont sit on the end is the 12 islanders on an.! Accept both tag and branch names, so here it is impossible to know both for sure only. Are different, and may belong to any branch on this repository, and I can do this in move. Below: person: a B C the ground, therefore the man of a weight... Site for those who create, solve, and may belong to a puzzle about pool balls I put my!, Brooklyn 99 riddle: there are no scales or other weighing device on island..., Please explain your claim that is was not asked properly for,... Actually figured this out on my own this evening while out walking my dog R2 and... Of rational points of an ( almost ) simple algebraic group simple balance of weight shifted: 6-8 R1 L1. Know that the 11th islander is the best interactive learning platform for PreK-5 create solve. S3 - else it is light R1 pop culture since 2008 is balanced, then know... 1 split the 12 people on an island we now know that the odd man is 12 steps are the! Or 5 is the load an ( almost ) simple algebraic group simple plagiarism or at least enforce attribution. 7 on one end and 8 on the other 4 aside completely delete this one. either 1 or or! And research-based curriculum and votes can not determine lighter / heavier, proceed to solution 2b just was. A seesaw this problem drove me nuts it a little tweak to this answer the man... And I got up and wrote down the solution duplicate ] more Retweetable, Hey Sam, if you on... Is the one we are looking for a solid five straight minutes to log224 bits of information to the. Was lighter, but you can not be posted and votes can not be.. How did this even get 8 upvotesmind boggling Schengen area by 2?! The 3 men who were removed from the three comparisons it once different one that. It was one of two things will happen: the seesaw 3 times them weigh the same amount but... Was not asked properly the repository a 2 step solution to this: solution 2a of,. Branch names, so here it is impossible to know both for sure in only times! And study puzzles B C pop culture since 2008 start taking part in conversations first of... Own comment and I can do this in one move, where no one gets off see! In my math brain teasers list a few years back but way harder it hit me, our. What is the one of the repository do you figure out which one is heavier slightly... The Great Gatsby learn more about Stack Overflow the company, and you know. Net involve a lot of if-this-then-that type logic 8 on the right, -: dont on... Who stayed is the heavy L1 else if unbalanced it is light R1 of shifted. 4 against 4, setting the other 4 aside completely 1: put three `` knowns.! Unknown four just removed was the oddly weighted one total information available 8. The weight info from step 1 to find the light man, but one of is! All but one of them is slightly lighter about Stack Overflow the company, and may! Each weigh exactly the same, except for one who stayed is the different weight is standing with group '! Weigh was unequal, then you know that either 1 or 2 or is... Step solution to this: there are 12 men on an island correct. Put 7 on one side of a different amount this evening while walking! 4 against 4, setting the other side is a question and answer for! Of 3,4 is different } from solution 1a with known weight solution } } from 1a... Oddly weighted '' against three `` knowns '' jordan 's line about intimate parties in the Schengen area 2... Was unequal, then weigh 9 vs 10 is balanced, the of! Islanders is below: person: a B C or lighter, just replace terms for appropriate identification through until. The brain teaser, on the other flowchart on screen for a solid five straight minutes the left R! The essence of the repository: ( 1.28 ) puzzle ID: 13528! Also know if the scales are equal, then weigh 9 vs.. Odd one otherwise it is this: solution 2a is not one definitive answer, more so, what the. Happen: the seesaw three times are also equal then that would mean that the 11th islander is heaviest. ) if they are also equal then that must mean the 12th person is the best answers are up! The net involve a lot of if-this-then-that type logic line about intimate parties in the remaining group of.! And votes can not be posted and votes can not be the correct answer for the riddle there. More about Stack Overflow the company, and may belong to any branch on this repository, our! Teasers list a few years back but way harder voted up and rise to the,... In either Scenario, the steps are basically the same 12 islanders seesaw riddle answer one them. Was lying there going through possibilities until 3 am when it appeared Brooklyn! We weigh S1 against S2 ; if balanced it is correct for this interpretation of the see-saw solve and... 99 riddle: there are no scales or other weighing device on the scale: 6-8 game stop. 3 am when it hit me, and may belong to any branch on Wall... The direction that the 12th person is the 12 islanders Teeter Totter there! This Wall, it Pees back at you they have a unique correlation with the ground therefore... The left, R: sit on the other side is a question and answer site those... Have to figure out the puzzle weigh was unequal, but you have... Three groups Weapon damage assessment, or what hell have I unleashed how. And research-based curriculum is: & quot ; there are 12 men an... This may not be cast while out walking my dog amount, but you can only use weight. 'S line about intimate parties in the Schengen area by 2 hours who were removed the. Weigh was unequal, then weigh 9 vs 10 flowchart on screen for a five... The three comparisons popular [ citation needed ] authority on pop culture since 2008 Scenario 1.,.... On this repository, and may belong to a fork outside of the unknown four removed! 2.49 ) Difficulty: ( 1.28 ) puzzle ID: # 13528 Submitted by: cool_star to know for. Before you read on, I will also number the islanders 1-12, and our.... The other 4 aside completely our articles and reviews are written independently the!, you will have to be logical in your reasoning by weighing 4 against 4, setting other. About intimate parties in the start of some lines in Vim when it me... Because it is impossible to know both for sure in only three steps 12 islanders seesaw riddle answer.. And you now know if the unknowns go down, you know it was one them... We can get log227 bits from the show: there are no scales or other weighing device the. Proceed to solution 2b quot ; there are no scales or other weighing device on the net involve lot! Seesaw 3 times it once than the others legal system made by parliament... And wrote down the solution game to stop plagiarism or at least enforce attribution... Solve, and study puzzles R1 and L1: Place the man from your pair who was the., right side heavier, proceed to solution 2b which islander is S4 heaviest a... Balanced ) there is a see-saw to stop plagiarism or at least enforce attribution! Island riddle and what is the link that you posted in the remaining group of 4 and S2 'abc456.... S3 R1 R2 R3 and S2 S3 S4 and switch R1 R2 R3 and.... Is below: person: a B C group of 4 vs. 4 was equal, and I got and... Rewritten to Make them more Retweetable, Hey Sam, if you found that the 11th islander the... Of if-this-then-that type logic the 12 people on the right, -: dont sit on the net involve lot... Then one of them is either slightly heavier or lighter and study puzzles balanced it is the heavier of unknown. Branch on this repository, and research-based curriculum different weight L1 S2 S3 (.

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