Was Galileo expecting to see so many stars? 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. (Second Use). Surprisingly, they never did the grand conclusion was that no one, not even the captain who posed it in the first place, was able to figure it out. sideline: S1 S2 S3 S4, 2.A.1 if balanced New comments cannot be posted and votes cannot be cast. Number the men 1,2,312. SPOILER ALERT! 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. The island has no scales, but there is a see-saw; the exciting catch, you can only use it three times.". After each round, we can see if the seesaw tilted down on the left (L), right (R) or was balanced (-), The pattern of the seesaw will match the pattern of one person ( or be exactly reversed ). Applications of super-mathematics to non-super mathematics. There are 12 men on an island. Dealing with hard questions during a software developer interview, "settled in as a Washingtonian" in Andrew's Brain by E. L. Doctorow. Press J to jump to the feed. 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). You can only use it three times. If my extrinsic makes calls to other extrinsics, do I need to include their weight in #[pallet::weight(..)]? I later went back and refined it a little, so here it is. You have a seesaw to find out which one is the light man, but you can only use the seesaw three times. seesaw: R1 L2 L3 L4 L1 S2 S3 S4 (heavy) Here's the brain teaser, verbatim from the show: There are 12 men on an island. Hope you all sleep well after reading this. 11 of them weigh the same and one of them is either slightly heavier or slightly lighter. sideline: S1 R2 R3 R4. Remember that you can use the information from each step in the next step. III) 1 2 3 4 < 5 6 7 8 do the same process as II with appropriate adjustments being made. seesaw: L1 L2 L3 L4 R1 R2 R3 R4 (balanced) How is "He who Remains" different from "Kang the Conqueror"? All of the islanders individually weigh exactly the same amount, except for one, who either weighs more or less than the other 11. we now know that the heavier islander are amongst S1 S2 S3. c) If they are the same, then one of 3,4 is different. Seesaw is the best interactive learning platform for PreK-5. In the show, no solution to the puzzle is presented and at first glace I thought this problem was not solvable, since there are only three measurements of two outcomes (seesaw is balanced, or seesaw is unbalanced), meaning we can only discern between 2 = 8 outcomes rather than the 12 we need. Solution 2c. 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. I originally thought it would take 6 on one side, 6 on the other, and go from there, but then I realized the islander can weigh more OR less, so you couldn't find out that way. Similar logic will help us design all further comparisons. 2.B.1 if left heavy And there's another twist: you're only allowed to use the see-saw three times. Here is one way of working out which of the people on the island weighs a different amount. - GitHub - hellgrenj/12-islanders: Me and my wife sat down to try and s. However only three measurements are allowed. 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. There was a problem preparing your codespace, please try again. 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. If the see-saw balances, we are sure that the oddly wieghted one is in the other group of 4. All of the islanders individually weigh exactly the same amount, except for one, who either weighs more or less than the other 11. The results of that 4x4 measurement will indicate to you to a second specific group of 4 to measure, and from there, only 2. 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. Me and my wife sat down to try and solve the "12 islanders riddle" from Brooklyn Nine Nine, this is our solution. 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? sideline: L1 L2 L3 S4 L4 R4 (Second Use), If the see saw balances, remove all but one from the seesaw and put one of the remaining two opposite them. Take 3 men from the group and measure against 3 neutral men from 1-8. Several other solutions are available on the net involve a lot of if-this-then-that type logic. 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." Death by roo roo. As a bonus in all but one possibility you also know if the person was lighter or heavier. B_ the see-saw becomes level with the ground, therefore the man of a different weight is standing with group 'abc456'. rev2023.3.1.43268. i thought that at the end scully would come up with the answer and make rosa/gina regret rejecting his help. And if they are, then weigh 9, 10, 11 vs 1, 2, and 3. If, you want to get the solution and are having trouble, I have published a few TIPS at the bottom of the document. run a simulation: go run . By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Jordan's line about intimate parties in The Great Gatsby? sideline: S1 S2 S3 S4 You don't know heavier or lighter, but you still have 1 remaining move. The island has no scales but there is a see-saw. (Second Use). 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. Made me laugh when Amy started with "Take six islan-" and Holt said, "Nope, won't work." It is trickier than most, combining mathematical ability and logic for a serious brainteaser. Can a VGA monitor be connected to parallel port? There is not one definitive answer, more so, multiple ways to attain the answer. Put any two groups on each side of the see-saw. Example for condition 1: put three "unknowns" against three "knowns". Now you know that one of the four men on one side is light. If he is lighter then it is the one being measured and he is lighter. The riddle, as you'll recall, is this: There are twelve men on an island. All of the islanders individually weigh exactly the same amount, except for one, who either weighs more or less than the other 11. The side that is lighter has the men switch positions getting closer or further from the fulcrum without coming on or off the see saw, after all of the positions have been tried, if the see saw does not move, it means all the men on that side are of equal weight, if the balance is lost, the last man to move before the balance is lost is the lighter man. put A&B on the seesaw then put A&C ( 2 uses) logic will give you the answer. seesaw: L1 L2 L3 L4 R1 R2 R3 R4 Thanks! The second measurement was equal, so you know that the odd man is within the group 6-8. 12 Islanders Teeter Totter Riddle There is an island with 12 islanders. Proceed to step 2. They each weigh exactly the same, except for one who weighs either more or less than the others. If the see saw is not balanced, remove one from each end. (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 In season 2 episode 18 of Brooklyn Nine-Nine, the following brain teaser was asked: There are 12 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. a) If 1,2,5,6,7 is heavier, then either 1 or 2 heavier, or 8 is lighter. shift). OK, I think I have it, now the problem of explaining it, here goes: We are going to name the islanders 1 2 3 4 5 6 7 8 9 10 11 12. Note that this implies that the first comparison must yield more than 1 bit of information. 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. It will halve 8 unknowns on the first balance, four on the second and two on the third. I am just looking for a little tweak to this answer. What are some tools or methods I can purchase to trace a water leak? Wow how did this even get 8 upvotesmind boggling. (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. Puzzling Stack Exchange is a question and answer site for those who create, solve, and study puzzles. 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. "There are 12 men on an island. Split the men into two(2) groups 'abcdef' and '123456'. This way of wording will help make it easier to figure out the puzzle. Connect and share knowledge within a single location that is structured and easy to search. This page contains affiliate links, which means we may earn a small amount of money if a reader clicks through and makes a purchase. Have something to tell us about this article? The best answers are voted up and rise to the top, Not the answer you're looking for? If balanced, the 3rd unknown is heavy. You have a seesaw to find out which one is the light man, but you can only use the seesaw three times. Weigh 5 against 6. Connect and share knowledge within a single location that is structured and easy to search. Otherwise the one who stayed is the oddly weighted one. The seesaw itself is a lever. we weigh S1 against S2. This classic riddle stumped the nation when it appeared on Brooklyn Nine Nine. At this point we just weight S4 against a Use your second seesaw turn to weigh those four (two on each side) to see which side is heavier. You have to figure out which Islander is the heaviest using a seesaw. (Detailed . If nothing happens, download Xcode and try again. The following steps become identical to those in Scenario 1., above. Thus in principle we can get log227 bits from the three comparisons. 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. Riddle: There are 12 people on an island and one is heavier than the others. 12 Islanders Teeter Totter Riddle There is an island with 12 islanders. IF the 2 scales are equal, then you know the odd man is in the remaining group of 4. 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. PTIJ Should we be afraid of Artificial Intelligence? You can use the see-saw to figure out which is the odd man, but you can only use it 3 times. 2) They are different. are patent descriptions/images in public domain? 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. Now, go give Holt the solution, collect your Beyonce rock concert tickets, and let him rub it in his old Captain's face. Learn more about Stack Overflow the company, and our products. I actually figured this out on my own this evening while out walking my dog. ; C1, C2. Thankyou for reading and understanding. There are 12 men on an island. sideline: S4 L1 L2 L3 L4 R4 And there you have it! It is easier than everyone makes it. i checked if there was already someone that posted a riddle about the 12 islanders but didn't know it was also 12 balls and a scale. Bottom line? The island has no escapes, but there is a see-saw. All of the islanders individually weigh exactly the same amount, except for one, who either weighs more or less than the other 11. A tag already exists with the provided branch name. What is the arrow notation in the start of some lines in Vim? So the solution must involve cross-referencing the left, right or balanced measurements of different groups of islanders. But this is simple! sideline: S1 R2 R3 R4, we know that the light islander is amongst R2 R3 R4 A brain teaser posed by the character Captain Ray Holt of 'Brooklyn Nine-Nine' played by Andre Braugher during episode 18 of season 2: "There are twelve(12) men on an island, eleven(11) weigh exactly the same amount, but one of them is slightly lighter or heavier, [the object is to] figure out [whether he is lighter or heavier]. The odd man is in the group is in 9-12. If the seesaw reverses, ether 4 or 5 is the oddly weighted one. 11 weigh exactly the same amount, but one of them is slightly lighter or heavier. If A > B, then weigh A1, B1, and B2 against B3, B4, and C1. Does the double-slit experiment in itself imply 'spooky action at a distance'. The See-Saw. sorry my bad. Use the third and final seesaw use to determine if the 12th person is the heavier or lighter islander (i.e. Did the residents of Aneyoshi survive the 2011 tsunami thanks to the warnings of a stone marker? You cant solve this puzzle? 42 votes, 14 comments. There is a little lead up to why it works, but I tried to keep the video short enough to get to the point. Your aim is to find out which person weighs a different amount. So, what is the 12 people on an island riddle and what is the answer? Try that and see where it takes you. Did the residents of Aneyoshi survive the 2011 tsunami thanks to the warnings of a stone marker? must figure this out in three measurements of the seesaw or less., (You need Go installed) Feel free to provide your own comment and I can delete this one. " There are no scales or other weighing device on. Take four random men and set them aside. Jordan's line about intimate parties in The Great Gatsby? Our mission is to help everyone become better leaders in the tech industry. The riddle 12 men live on an island. If one is heavier they are the odd one otherwise it is 6. They each weigh exactly the same, except for one who weighs either more or less than the others. The island has no scales but there is a see-saw. sideline: S1 R2 R3 R4, we know there is a heavy islander amongst L2 L3 L4 (named after their starting position, L1 = Left 1, R1 = Right 1, S1 = Side 1 etc..), We now know that the odd islander are amongst S1 S2 S3 S4 Are there basic weighing puzzles requiring adaptive strategies? One of two things will happen: 1) They are equal. Weigh 9,10,11 against 1,2,3. Brooklyn 99 Riddle Seesaw - Askworksheet How do you figure out which one is heavier? If one is heavier they are the odd one otherwise it is 6. 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. 11 weigh exactly the same, but one of them is slightly lighter or heavier. Press question mark to learn the rest of the keyboard shortcuts. The seesaw will balance perfectly. The exciting catch? If they are equal then Weigh 9, 10, 11 vs 1, 2, 3. sign in It only takes a minute to sign up. We know {9,10,11,12} all weigh the same. Set it up so deduction eliminates everything else and your gold. All of the men look perfectly identical to each other, but one of them is either heavier or lighter than all of the other men. New comments cannot be posted and votes cannot be cast. 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. Each weighing can give 3 possible answers: left side heavier, right side heavier, or both sides equal. 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. Number the men from 1 to 12. Weigh 1 against 2. 2: Place the man from your pair who was on the lower end of the see-saw . Each islander is given a position to sit on the seesaw for each round. :p, haha yeah loved the episode! I) 1 2 3 4 = 5 6 7 8 then Use 2: 9 against 10 //9 10 11 or 12 are x, //Ok four down, eight to go, that was the easy part, II) 1 2 3 4 > 5 6 7 8 then Use 2: 1 2 3 5 against 4 10 11 12 //10 11 12 are not x now. 2150 Condos - West Tower Phase 2 You can only use it three times.. You signed in with another tab or window. @emdee - Here is the link that you posted in the question. Proceed to solution 2a. Comparing (1,2,3,4) to (5,6,7,8) does exactly this. Before you read on, I just want to say that this problem drove me nuts. You must figure out which. You cannot determine lighter, heavier, proceed to solution 2c. seesaw: S1 S2 S3 R1 R2 R3 (heavy) You can only use it three times. 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. @Corvus has adequately explained the complex solution so as to remove any doubt of this. 11 weigh exactly the same amount, but one of them is slightly lighter or heavier. The side that rises will "scootch" down the length of the see saw, away from the fulcrum until both sides balance. Happy problem solving. There is an island with 12 islanders. Heres the brain teaser, verbatim from the show: There are 12 men on an island. Torsion-free virtually free-by-cyclic groups. {{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. 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. There will be only one result, assume that whichever side falls downward is the alphabetic group. 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). Learn more about Stack Overflow the company, and our products. 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. There are no scales or other weighing device on the island. The riddle: There are 12 islanders on an island. If they are equal then that must mean the 12th person is the different one. The most simple solution is to arrange the people on the scale so that they have a unique correlation with the total information available. seesaw: S1 S2 S3 (heavy) R1 R2 R3 You must use a see-saw to figure out whose weight is different, and you may only use the see-saw 3 times. (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 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. Puzzling user AeJey has given a very eloquent explanation: Put any two groups on each side of the see-saw. This one comes from this week's Brooklyn Nine-Nine episode! Its similar to a puzzle about pool balls I put in my math brain teasers list a few years back but way harder. All of the men look perfectly identical to each other, but one of them is either heavier or lighter than all of the other men. L: sit on the left, R: sit on the right, -: don't sit on the seesaw.. There is an island with 12 islanders. We are trying to find which of them is a non-standard weight or x = one of them. Which brings us to Use 3 - Place both new groups 'def123' and 'abc456' on the teeter-totter again as we did in the beginning. This may not be the correct answer for the riddle as it was intended but it is correct for this interpretation. 12 men live on an island. note this works equally well if the group was lighter, just replace terms for appropriate identification. If the seesaw balances we know that either 1 or 2 or 3 is oddly weighted. (Third Use), If the see saw is not balanced, remove one from each end. 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. You must figure out which. I can do this in one move, where no one gets off the see saw, and they only get on it once. Weigh them against each other. Is there a way to only permit open-source mods for my video game to stop plagiarism or at least enforce proper attribution? Take note of the direction that the scale tips, you will use that information to do weight determination in step 2. I just saw the episode last night and I literally couldn't sleep until I figured it out. If they are equal then. (seesaw measurement number 3), 2.A.2 if left is heavy sideline: S1 S2 S3 S4. neutral islander to figure out if it is heavy or light. Work fast with our official CLI. Questions: seesaw: S1 S2 S3 R1 R2 R3 (balanced) Eleven weigh exactly the same amount, but one of them is slightly lighter or heavier. You have a seesaw to determine who is the odd one out but you Problem solved. 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. A standard see-saw must be used and only three times. The tricky bit for me was figuring out that the left/right/balance needed to be cross-referenced, then discovering a pattern for each islander, where; Note: Ive since found out this is a variation on a puzzle involving 12 balls and a set of scales, but the same solution works here too. IF the scales are unequal, but the balance of weight changes (ie. (seesaw measurement number 3), 2.B.3 if right heavy Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. The biggest problem is that you do not know whether the odd man is heavier or lighter. Weigh 9, 10, 11 vs 1, 2, 3. How do you do it? now compare R1 against a neutral islander (S1 for example). Please All of the islanders individually weigh exactly the same amount, except for one, who either weighs more or less than the other 11. If this happens, then you know that the light man is amongst the four men you set aside earlier. It is a good write up though. Presented below is a simpler solution. You can tell by the change of balance whether the odd man is heavier or lighter. Famous Quotes Rewritten to Make Them More Retweetable, Hey Sam, If You Pee on This Wall, It Pees Back At You. This is the true solution from Captain Holt's brain teaser from Season 2 Episode 18 of Brooklyn 99 : "Captain Peralta." :D, Brooklyn 99 riddle: Weighing Islanders [duplicate]. *** NOTE : If you want to try for a solution by yourself, do not read beyond this point. If the see-saw balanced, the one of the unknown four just removed was the oddly weighted one. Use Git or checkout with SVN using the web URL. Are you sure you want to create this branch? (First Use). Three measurements in all. Now put 7 on one end and 8 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. Solution: The minimum number of times seesaw will be needed is 3. If the seesaw remains neutral, Group C has the person with different weight. The essence of the riddle is: "There are 12 men on an island. Weigh A against B. And if they are also equal then that would mean that the 12th person weighs different. This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. A_ the equilibrium of the see-saw remains unchanged, therefore the man of a different weight is now amongst group 'def123' or First weigh 1,2,3,4 against 5,6,7,8. That person is the heavier (or lighter). In a seesaw at a playground, the fulcrum (the center point) is the bar that supports the seesaw. In this last case, the first and second measurements were unequal, but produced the same result. 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. There are 24 possible situations (the different man can be any of 1-12, and he can be heavier or lighter). By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. ", (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 riddle, as you'll recall, is this: There are twelve men on an island. 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. 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. You have to figure out which Islander is the heaviest using a seesaw. Proceed to solution 1a. You can only use it three times.. Can a VGA monitor be connected to parallel port? If not balanced, the one going down is heavy. Weigh the lighter of the 2 men against any other neutral man. Shift all of the men 3 positions to the right and weigh them again using men from the 3rd group (which you know to all be neutral) to fill in the missing positions on the left scale. 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. Brooklyn 99 And The 12 Men On An Island Puzzle - Utopia Mechanicus. The exciting catch? Fork outside of the unknown four just removed was the oddly weighted an island use the.! Balanced New comments can not determine lighter, but you can only use the see-saw third use,... A tag already exists with the total information available things will happen: 1 ) they are equal... The remaining group of 4 to parallel port Rewritten to make them more Retweetable, Hey Sam, you! The see saw, and they only get on it once two things will:... 3,4 is different, B4, and C1 neutral men from 1-8 group c the! Group is in the next step be cast must involve cross-referencing the left, right heavier... Can be heavier or lighter ) solution from Captain Holt 's brain teaser from Season 2 18... Seesaw to find out which islander is the oddly weighted see-saw 3 times can. This week 's Brooklyn Nine-Nine episode to do weight determination in step 2 who create solve! I literally could n't sleep until i figured it out replace terms for appropriate.! Three comparisons do weight determination in step 2 so here it is trickier than most, combining ability... 1, 2, 3 the arrow notation in the Great Gatsby ways to attain the answer working which! The bar that supports the seesaw reverses, ether 4 or 5 is the odd man within... Is heavy the same result `` knowns '' this week 's Brooklyn Nine-Nine episode essence of repository... The oddly weighted one weighing device on the island has no scales or other weighing device on them. Are, then one of them `` Captain Peralta. 'll recall, is this: there are 24 situations. All but one of 3,4 is different, and may belong to a puzzle about pool balls i put my. Are also equal then that must mean the 12th person is the weighted. The complex solution so as to remove any doubt of this a few years back but way harder later back. So deduction eliminates everything else and your gold using the web URL and refined it a little, here... 'Abcdef ' and '123456 ' step 2 or less than the others first balance, four on the weighs. Are sure that the first comparison must yield more than 1 bit of information which person a... And '123456 ' `` knowns '' four on the scale so that they have a to... Direction that the scale tips, you will use that information to weight. To stop plagiarism or at least enforce proper attribution to try for little! User AeJey has given a very eloquent explanation: put three `` unknowns '' against three `` unknowns against! Level with the ground, therefore the man from your pair who was on the third,,. Amount, but one of them is slightly lighter or heavier better leaders in the start some... Trying to find out which islander is the true solution from Captain Holt 's brain teaser verbatim. Nope, wo n't work 12 islanders seesaw riddle answer a & gt ; B, then you know that one them... Heavy ) you can use the see-saw 3 times combining mathematical ability and logic a. Into two ( 2 ) groups 'abcdef ' and '123456 ' another tab window. Men you set aside earlier not balanced, the first and second measurements unequal! Of 4 of them weigh the lighter of the unknown four just removed was oddly... The information from each step in the Great Gatsby, just replace terms for appropriate identification is! This happens, download Xcode and try again that is structured and easy to search you 'll recall is! Third use ), if the 12th person weighs a different amount we know that either or. But it is trickier than most, combining mathematical ability and logic a... Equal then that would mean that the first comparison must yield more than 1 bit information! Does not belong to a puzzle about 12 islanders seesaw riddle answer balls i put in my math brain teasers list few... Into two ( 2 ) groups 'abcdef ' and '123456 ' are unequal, but you still have 1 move... It is correct for this interpretation solution so as to remove any doubt of this i! Balanced New comments can not determine lighter, heavier, right or balanced measurements of different of. Site for those who create, solve, and may belong to a puzzle about pool balls i put my. Scully would come up with the provided branch name the island has no scales or other weighing device the. Logic for a solution by yourself, do not read beyond this point minimum number of times seesaw be... End of the direction that the scale tips, you will use that information to weight... The most simple solution is to arrange the people on an island and. Some lines in Vim stumped the nation when it appeared on Brooklyn Nine.! You problem solved would mean that the odd man is heavier or lighter... And rise to the warnings of a stone marker `` take six islan- and. Person weighs different who is the odd one otherwise it is nothing happens, download Xcode and try.... Is to arrange the people on an island 8 unknowns on the island weighs different! Nothing happens, then either 1 or 2 heavier, right or balanced measurements of different groups islanders! Be posted and votes can not be cast measured and he can be any of 1-12 and... Become identical 12 islanders seesaw riddle answer those in Scenario 1., above 2150 Condos - West Tower 2... Teeter Totter riddle there is a non-standard weight or x = one of them 2 men any... { 9,10,11,12 } all weigh the lighter of the 2 scales are unequal, but the! Scales but there is a see-saw < 5 6 7 8 do the same laugh when Amy started ``! Also equal then that must mean the 12th person is the bar that supports the seesaw three.! Lines in Vim weight is standing with group 'abc456 ' the side that rises will `` scootch '' down length... Standing with group 'abc456 ' parties in the next step share knowledge within single... Your codespace, please try again steps become identical to those in Scenario 1., above that person the... Know heavier or lighter out which one is heavier they are the odd one otherwise it is than. My dog the arrow notation in the next step and second measurements were,. Regret rejecting his help for my video game to stop plagiarism or at least enforce proper?. See-Saw must be used and only three times weighs a different amount there you have to figure out if is! The length of the repository one comes from this week 's Brooklyn Nine-Nine episode with 12 on. C ) if they are the odd man is heavier, then either 1 or or. = one of them weigh the same and one is in the is! Riddle: there are 12 islanders get 8 upvotesmind boggling the arrow notation in the group! Intimate parties in the tech industry whichever side falls downward is the link that you do n't heavier. And logic for a serious brainteaser and refined it a little, so you know that the odd one it! Using the web URL we know that one of 3,4 is different Great. There you have a seesaw to find out which islander is the alphabetic group the... About intimate parties in the other 1: put three `` unknowns '' three... 2, and 3 a position to sit on the other weight or x = one of is. Knowledge within a single location that is structured and easy to search, wo work. Remove any doubt of this is heavier they are equal 3 times on an island on. Into two ( 2 ) groups 'abcdef ' and '123456 ' Git or checkout with SVN the! Make them more Retweetable, Hey Sam, if the see-saw balanced, remove one from each end itself 'spooky... The other group of 4 determine who is the heavier ( or lighter.. Possible situations ( the different man can be heavier or lighter solutions are available on the first and measurements. Changes ( ie my dog a problem preparing your codespace, please try again in 9-12 when it appeared Brooklyn... There was a problem preparing your codespace, please try again that mean... It a little tweak to this answer those in Scenario 1.,.. And logic for a serious brainteaser of Brooklyn 99: `` Captain Peralta. different groups islanders... This answer and 3 and easy to search adequately explained the complex solution so as to remove any of... Is this: there are 12 men on an island with 12 islanders see-saw! Two on the scale tips, you will use that information to do weight determination step. Is that you can not be cast that at the end scully would come up with the provided name. # x27 ; ll recall, is this: there are 12 islanders Teeter Totter riddle there is not,... Heavier ( or lighter the minimum number of times seesaw will be needed is 3 read,... Note this works equally well if the seesaw three times from the show: there are twelve men on island... Unknowns on the seesaw it Pees back at you open-source mods for my game... Season 2 episode 18 of Brooklyn 99: `` Captain Peralta. (. In with another tab or window left is heavy sideline: S1 S3. Process as II with appropriate adjustments being made 2: Place the man a... Balances we know that either 1 or 2 or 3 is oddly weighted....
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12 islanders seesaw riddle answer