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No, There are two ways to solve this problem the shorter and the longer one; The short uses the rule of even and odd from Discrete Math. Add the numbers of exits and enterings and if the total sum is even you gona end up on the same side that you started otherwise if it's odd then you end up on the other side!! Proven Mathematically!!! You can use this rule when you work with lines and dots… the longer explanation is to waste your time and go over it.....which of course can lead you to mistakes sometimes..... Start outside Go through door 1 into the house, go through door 2 into the courtyard. Leave the courtyard by door 3. You are now in the house and can either ..... ... go through the door 4 into the courtyard, but if you do there is no unused door to exit it by ... go through the door 4 to the outside, but if you do you have no unused door to re-enter the house to go through the last door into the courtyard. Start in the courtyard Go through door 1 into the house, leave the house by door 2 to the outside, Re-enter the house by door 3, leave by door 4 into the courtyard and... you are back in the courtyard and haven't used door 5 If you leave the house by door 2 into the courtyard, you must use door 3 to get back into the house and this leaves you with no unused door to re-enter the courtyard. Start in the house Go into the courtyard by door 1 and return by door 2. If you go outside and re-enter you can only use door 5 once and this will leave you in the courtyard.

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15y ago
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14y ago

Yes, but you couldn't end up in the same place as you started.

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Q: If a donut shaped house has two doors to the outside and three doors to the inner courtyard then it's possible to end up back at your starting place by walking through all five doors of the house?
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If a donut shaped house has three doors to the outside and three doors to the courtyard then is it possible to end up back at your starting place by walking through all six doors of the house once?

No. There are two ways to solve this problem the shorter and the longer one; The short uses the rule of even and odd from Discrete Math. Add the numbers of exits and entrances and if the total sum is even you gonna end up on the same side that you started otherwise if it's odd then you end up on the other side!! Proven Mathematically! You can use this rule when you work with lines and dots… The longer explanation is to waste your time and go over it.....which of course can lead you to mistakes sometimes..... Start outside Go through door 1 into the house, go through door 2 into the courtyard. Leave the courtyard by door 3. You are now in the house and can either ..... ... go through the door 4 into the courtyard, but if you do there is no unused door to exit it by ... go through the door 4 to the outside, but if you do you have no unused door to re-enter the house to go through the last door into the courtyard. Start in the courtyard Go through door 1 into the house, leave the house by door 2 to the outside, Re-enter the house by door 3, leave by door 4 into the courtyard and... you are back in the courtyard and haven't used door 5 If you leave the house by door 2 into the courtyard, you must use door 3 to get back into the house and this leaves you with no unused door to re-enter the courtyard. Start in the house Go into the courtyard by door 1 and return by door 2. If you go outside and re-enter you can only use door 5 once and this will leave you in the courtyard.


What is a courtyard?

A courtyard is an area inside of a building, but it does not have a roof. The courtyard is exposed to the entire sky. You cannot walk outside of the courtyard without going through the building first. Courtyards built into commercial office buildings and apartment houses were used as an air conditioning medium, before forced ventilation and mechanical cooling. The courtyard, because of limited sunlight, was cooler than the outside envelope of the building- this created a negative pressure. When the window to a courtyard was opened, a window on the outside of the building envelope could be opened, and the negative pressure in the courtyard would draw air across the floor- the courtyard then became a chimney of sorts, and this was a means of cross ventilation- simply the movement of air across the floor would make it seem cooler - for human comfort. Brilliant design.


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If you are lucky enough to get into the courtyard of Buckingham palace in London, then you just take in the atmosphere and think about all of the history and people that have passed through that courtyard and stood where you have.


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"through a beautiful courtyard" is the prepositional phrase in the sentence.


Is Boston public library courtyard open on Saturday?

Nope! "The Courtyard is open for Lunch Monday through Friday, 11:30-2:30 and for Tea, Wednesday through Friday, 2:00-4:00."--The website.


Did ancient Greek houses have windows?

They had blank outer walls, facing into a courtyard through doors.


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What is an courtyard in Shakespeare time?

Inns were built so that there were buildings on a rectangle on four sides of an open yard, accessible through a gate in one wall. There were often balconies looking out over the courtyard. Travellers could bring their coaches or horses into the courtyard and have them tended to without interference from outside. Some modern motels are built on a similar plan. Inn courtyards made natural theatres, because they had light from above, a controlled entrance, and good visibility from the balconies as well as from the ground. They were the models on which the first playhouses were built.


Why were medieval kitchens in the courtyard?

The chimney was invented in the 12th century, and because chimneys were expensive, few buildings of the later middle ages had them. The way smoke was vented from fires used to heat buildings was to allow it to escape through holes in the roof or under the gables. So most cooking was done outside unless the weather was bad. In castles and monasteries, there was usually a separate building with very large open windows for cooking in bad weather, and the courtyard was a logical place for both cooking outside and the kitchen.


Is it possible for a vehicle to go through a track if the first and second hill are the same size?

If it's starting on the first hill, in neutral, no. if its starting on a much higher hill, then yes.


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There are 9999 possible combinations starting from 0000 to 9999


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In a way it would be possible for a dog to get rabies from staying outside, if it gets bitten by a rabid animal. Rabies is almost exclusively transmitted through saliva from the bite of an infected animal.