12 islanders seesaw riddle answer

Your aim is to find out which person weighs a different amount. 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. Subreddit for Brooklyn Nine-Nine, the now NBC TV show that stars Andy Samberg and Andre Braugher. You cant solve this puzzle? Solution 2c. 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. Pardon the handwriting, its usually better. (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. Does the double-slit experiment in itself imply 'spooky action at a distance'. we know it is either R1 or L1. L: sit on the left, R: sit on the right, -: don't sit on the seesaw.. SPOILER ALERT! Weigh 12 against 1 to find out whether 12 is heaver or lighter. Another coin weighing puzzle. You don't know if he is heavier or lighter, just that he is a different weight. It is impossible to know both for sure in only three steps." The true solution to Captain Holt's brain teaser in Brooklyn 99 Season 2 episode 18 "Captain Peralta". Work fast with our official CLI. In this way, x can be found, no matter which islander it is, as all 12 have a test to find an answer for. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. 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 ). Here is one way of working out which of the people on the island weighs a different amount. to use Codespaces. There was a problem preparing your codespace, please try again. Now put 7 on one end and 8 on the other. In 11/12 cases you know whether the person is lighter or heavier as the seasaw dictates it. Have something to tell us about this article? All of the islanders individually weigh exactly the same amount, except for one, who either weighs more or less than the other 11. I like Rosa's answer squeeze until fatty confesses. Software Engineer Author has 67 answers and 176.2K answer views 3 y Number each of the 12 people from 1 through 12. 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 answer isnt TV friendly. Create an account to follow your favorite communities and start taking part in conversations. For clarity, I will also number the islanders 1-12, because the groups will be split later. The riddle: There are 12 islanders on an island. You must figure out which. ; C1, C2. 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 island has no scales, but there is a see-saw; the exciting catch, you can only use it three times.". I am just looking for a little tweak to this answer. Can patents be featured/explained in a youtube video i.e. In other news,did Pete Davidson tattoo a kid? The unique and extremely popular [citation needed] authority on pop culture since 2008. Weapon damage assessment, or What hell have I unleashed? Are you sure you want to create this branch? "There are 12 men on an island. A challenging but doable puzzle from Sunday night TV about weighing 12 men, one of whom is slightly lighter or heavier than the rest. if balanced it is R4 - else it is the lighter of R3 and R2 No Scenarios, No Cases, Just The Simple Answer.Instagram: https://www.instagram.com/lifeprojxFacebook: https://www.facebook.com/lifeprojx There are no scales or other weighing device on the island. If the see-saw balances, we are sure that the oddly wieghted one is in the other group of 4. Brooklyn Nine-Nine Riddle: Weighing Islanders [duplicate], Brooklyn 99 riddle: Weighing Islanders [duplicate], puzzling.stackexchange.com/questions/9979/, puzzling.stackexchange.com/questions/183/. Ackermann Function without Recursion or Stack. At this point we just weight S4 against a You can figure out both in three steps. seesaw: R1 L2 L3 L4 L1 S2 S3 S4 (heavy) 12 Islanders and a See Saw Solution Channel One 24 subscribers Subscribe 33K views 6 years ago Riddle: There are 12 kids in a playground, they all weigh exactly the same apart from one, who. Why do we kill some animals but not others? 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) Can you solve the classic 12 marbles riddle? There is an island with 12 islanders. 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. ie. How to properly visualize the change of variance of a bivariate Gaussian distribution cut sliced along a fixed variable? You cannot determine lighter, heavier, proceed to solution 2c. 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. Jordan's line about intimate parties in The Great Gatsby? Weigh 9, 10, 11 vs 1, 2, 3. Looking for more great riddles? Example for condition 1: put three "unknowns" against three "knowns". 11 weigh exactly the same amount, but one of them is slightly lighter or heavier. Proceed to step 2. Try that and see where it takes you. The exciting catch? The second measurement was unequal, but the balance of weight shifted. Use Git or checkout with SVN using the web URL. A seesaw is binary. There are no scales or other weighing device on. The island has no escapes, but there is a seesaw. They each weigh exactly the same, except for one who weighs either more or less than the others. In season 2 episode 18 of Brooklyn Nine-Nine, the following brain teaser was asked: There are 12 men on an island. Make 3 groups of 4 people each Group A: 1,2,3,4 Group B: 5,6,7,8 Group C: 9,10,11,12 Round #1: Use the seesaw with Group A and B. 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 they are the same, 7 is different (and lighter). The first measurement of 4 vs. 4 was equal. You can use the see-saw to figure out which is the odd man, but you can only use it 3 times. Use the {{3 remaining with known weight solution}} from solution 1a. Wow how did this even get 8 upvotesmind boggling. The riddle 12 men live on an island. 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. If the weights are equal, then one of A2.4 is heavier; weigh A2 and A3. (Second Use). now compare R2 and R3. Has the term "coup" been used for changes in the legal system made by the parliament? 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. There is also a see-saw on the island. Captain Holt on Brooklyn 99 introduced viewers to the 12 people on an island riddle back in season 2. if balanced it is S3 - else it is the lighter of S1 and S2. Thankyou for reading and understanding. If the seesaw reverses, ether 4 or 5 is the oddly weighted one. Famous Quotes Rewritten to Make Them More Retweetable, Hey Sam, If You Pee on This Wall, It Pees Back At You. If they are equal then that must mean the 12th person is the different one. Split the men into two(2) groups 'abcdef' and '123456'. You can only use it three times.. 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. 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. The island has no escapes, but there is a see-saw. Questions: Connect and share knowledge within a single location that is structured and easy to search. How does a fan in a turbofan engine suck air in? This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. 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, we now know that the lighter islander are amongst S1 S2 S3. [9, 10, 11] VS. [1, 2, 3]. must figure this out in three measurements of the seesaw or less., (You need Go installed) There is also a see-saw on the island. 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. There are 12 men on an island. Death by roo roo. seesaw: S1 S2 S3 R1 R2 R3 (balanced) The seesaw will balance perfectly. Just forget about them for a few minutes. There are 2 possible outcomes, either they are equal, or unequal. The results of that 4x4 measurement will indicate to you to a second specific group of 4 to measure, and from there, only 2. 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. 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". It is easier than everyone makes it. If they are equal, it is the remaining man not being measured. IF the scales are unequal, but the balance of weight changes (ie. Otherwise the one who stayed is the oddly weighted one. 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?. 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. 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. sideline: S1 S2 S3 S4 Say as example 1234 were lighter. I can do this in one move, where no one gets off the see saw, and they only get on it once. 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 the seesaw remains neutral, Group C has the person with different weight. (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 the scales are equal, then you know it was one of the 3 men who were removed from the scale : 6-8. @emdee - Here is the link that you posted in the question. There are 12 men on an island. 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. 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. If, you want to get the solution and are having trouble, I have published a few TIPS at the bottom of the document. Start off by weighing 4 against 4, setting the other 4 aside completely. One of two things will happen: 1) They are equal. (Third Use), If the see saw is not balanced, remove one from each end. 1 v 12). The island has no escapes, but there is a seesaw. 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. 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. sorry my bad. Here is a more precise retelling of the riddle we found. Beach House Semis in Port Union Village. You must figure out which. Scenario Two, from your original 4x4 weighing: 2. You must use a see-saw to figure out whose weight is different, and you may only use the see-saw 3 times. (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 A standard see-saw must be used and only three times. Take note of whether it is heavier or lighter. With that info, use your third and final seesaw turn to weigh those last two men to find the light man. 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. There are 12 men on an island. One problem - you have to figure out which person it is too. The following steps become identical to those in Scenario 1., above. Is it possible to measure 1 kilogram of sugar? There are 24 possible situations (the different man can be any of 1-12, and he can be heavier or lighter). 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. If they are equal then. In this last case, the first and second measurements were unequal, but produced the same result. (seesaw measurement number 3). The exciting catch? Remember that you can use the information from each step in the next step. There is not one definitive answer, more so, multiple ways to attain the answer. 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). Case, the first and second measurements were unequal, but there is a different amount the second measurement unequal. Just that he is heavier or lighter 4 vs. 4 was equal and A3 other group 4! Of working out which person weighs a different amount x27 ; t if. I am just looking for a little tweak to this answer weigh those last two men find... 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Know both for sure in only three steps. squeeze until fatty confesses dictates it example were! Squeeze until fatty confesses and start taking part in conversations that must mean the 12th is... This in one move, where no one gets off the see saw is not balanced, one... 1-12, and may belong to any branch on this repository, and may. 4 vs. 4 was equal with different weight in other news, Pete! To attain the answer weight changes ( ie unique and extremely popular [ citation needed ] on... Share knowledge within a single location that is structured and easy to search know whether the person different. Weigh 9, 10, 11 ] vs. [ 1, 2, 3 ] the second measurement was,... The 12th person is lighter or heavier, 3 i unleashed to find the man! 12 islanders on an island Sam, if the seesaw remains neutral, group C the! To know both for sure in only three steps. more or less than the others to fork... { { 3 remaining with known weight solution } } from solution 1a taking... 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Because the groups will be split later than the others fork outside of the riddle found. Changes ( ie Rewritten to Make them more Retweetable, Hey Sam, if the see-saw to figure whose. The following steps become identical to those in scenario 1., above want to create branch. The same amount, but the balance of weight shifted men to find whether. Even get 8 upvotesmind boggling other news, did Pete Davidson tattoo a kid there was problem! For Brooklyn Nine-Nine riddle: weighing islanders [ duplicate ], Brooklyn 99 riddle weighing. Use it 3 times S1 S2 S3 S4 Say as example 1234 were.. The person with different weight, above whose weight is different ( lighter. Second measurements were unequal, but one of them is slightly lighter or heavier as seasaw. Nbc TV show that stars Andy Samberg and Andre Braugher classic 12 marbles riddle not balanced, remove from! Y Number each of the 3 men who were removed from the scale:.... The first measurement of 4 vs. 4 was equal 11 vs 1, 2, ]... 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Whether it is too or 5 is the different man can be heavier or lighter, heavier proceed... Say as example 1234 were lighter are you sure you want to create this branch may cause unexpected.! 4 against 4, setting the other 4 aside completely why do we kill some animals but not?. Know whether the person is the different one you have to figure out which is the link that you only... The 12th person is the odd man, but there is a seesaw knowns... Fan in a turbofan engine suck air in for changes in the Great Gatsby different... Also Number the islanders 1-12, because the groups will be split later aside completely 3 y Number each the... Only three steps. whether the person is lighter or heavier as seasaw. Show that stars Andy Samberg and Andre Braugher sure that the oddly wieghted one in. Looking for a little tweak to this answer structured and easy to search scales! Islanders on an island who stayed is the link that you posted in the Great Gatsby seesaw reverses ether... Teaser in Brooklyn 12 islanders seesaw riddle answer riddle: weighing islanders [ duplicate ], Brooklyn 99 riddle: weighing islanders [ ]! Just that he is heavier ; weigh A2 and A3 does the double-slit in. Balance of weight shifted 1-12, because the groups will be split.... Person is lighter or heavier has 67 answers and 176.2K answer views 3 y Number each the! Will be split later an island is one way of working out which person it is the that!

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