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Messages 6142 - 6171 of 6390   Oldest  |  < Older  |  Newer >  |  Newest
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6142
If that's THE ONLY THING you know, then there's no solution. You also need to know whether each section of string burns at the same rate *in either...
de_check
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Oct 7, 2003
10:35 pm
6143
Not so. According to this solution that I found with a Google search, it can be done, and if you think about it, it's correct: Solution: Note that burning a...
keystonejcl
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Oct 7, 2003
10:40 pm
6144
I don't think this is correct. Yes, the first string will take 30 minutes to burn through from both ends. But if the second string doesn't burn...
Alexandra Fiona Dixon
alexandrafio...
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Oct 7, 2003
10:55 pm
6145
On Tue, 7 Oct 2003 18:36:32, de_check <tonnic@...> wrote ... To me, "end to end" means any end to any end, so I think we do know it burns at the same...
Douglas Woodrow
witchole
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Oct 7, 2003
11:44 pm
6146
That is the standard solution, but it assumes more than the fact that each string takes 1 hour to burn from end to end. The problem lies with the assertion...
de_check
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Oct 8, 2003
2:50 am
6147
In my view, your "preferential burn direction"--a strange concept, if you'll excuse me--is adding to the problem, not solving it. There's nothing in the...
keystonejcl
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Oct 8, 2003
2:59 am
6148
But the original puzzle statement was: "THE ONLY THING you know is that each rope takes exactly 1 hour to burn from end to end." So why are we entitled to...
de_check
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Oct 8, 2003
6:33 am
6149
Hello Alexandra ... I know and can see there are lots of replies to this, but here is my side of the story. (with help of a bit of ASCII grahics to help anyone...
Andrew Bruno
abruno@...
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Oct 8, 2003
7:54 am
6150
Hello de_check ... No it isn't. If your fist statement is true, then your second one can't be. Be it burning from C - B or B - C it will take 40 minutes. ... ...
Andrew Bruno
abruno@...
Send Email
Oct 8, 2003
7:57 am
6151
On Tue, 7 Oct 2003 15:55:43 Alexandra Fiona Dixon <alexandra@...> wrote ... [SNIP test examples] ... You weren't thinking clearly: after 30 minutes,...
Douglas Woodrow
witchole
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Oct 8, 2003
10:10 am
6152
On Wed, 8 Oct 2003 02:59:24 keystonejcl <lobertj@...> wrote ... Indeed. The problem text also doesn't state whether it is physically possible to light...
Douglas Woodrow
witchole
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Oct 8, 2003
10:10 am
6153
Hello Andrew. Please see comments interspersed below... Nick ... ends ... 40 ... 40 ... Sure it's consistent! The rope burns end to end (either end to the ...
de_check
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Oct 8, 2003
12:44 pm
6154
... Nick, Have you considered a career in politics? You seem to have the necessary ability to complicate simple problems. Are you a lawyer? Smurph...
marksmurph
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Oct 8, 2003
2:06 pm
6155
Hi everybody, Wow, wasnt I shocked this afternoon to discover no less than 8 emails regarding a problem I set way back in <?>. In avoiding stating all usuall...
Simon Kilby
skukok
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Oct 8, 2003
2:08 pm
6156
Douglas, You didn't read my whole message. I was thinking as I wrote, and I got it at the end. Alexandra ... From: "Douglas Woodrow"...
Alexandra Fiona Dixon
alexandrafio...
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Oct 8, 2003
5:05 pm
6157
... problems. ... Am I a lawyer? That's defamation of character -- I'll see you in court! Actually, I'm a mathematician by training, but I work in the ...
de_check
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Oct 8, 2003
7:32 pm
6158
You guys can sure suck the life out of a perfectly good brain-teaser! ;-))) -Bob...
Robert Burrowes
robertburrowes
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Oct 8, 2003
8:22 pm
6159
In a message dated 10/8/2003 9:10:14 AM Central Daylight Time, bigdog@... writes: Nick, Have you considered a career in politics? You seem to have the...
lobertj@...
keystonejcl
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Oct 8, 2003
9:00 pm
6160
... You're quite right... There should have been a ;) in there!...
marksmurph
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Oct 8, 2003
9:43 pm
6161
This thread about the burning ropes and what can be inferred from the puzzle as stated, and what's implied, and what isn't (ie if not explicitly stated, can...
Alexandra Fiona Dixon
alexandrafio...
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Oct 8, 2003
10:02 pm
6162
I agree with you Alexandra. There is no information about where the odd numbered room are. Similarly you cannot assume burn rate from A to C is same as from C...
Jim Mays
jim@...
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Oct 8, 2003
10:15 pm
6163
On Wed, 8 Oct 2003 18:15:20 Jim Mays <jim@...> wrote ... I think it depends on whether the problem _can_ be solved without the assumption. What's...
Douglas Woodrow
witchole
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Oct 8, 2003
11:42 pm
6164
On Wed, 8 Oct 2003 10:05:27 Alexandra Fiona Dixon <alexandra@...> wrote ... Hi Alexandra, Yes I know that (I quoted your "Son of a gun"). I was...
Douglas Woodrow
witchole
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Oct 8, 2003
11:42 pm
6165
More than this: if you *know* that a puzzle has a unique solution, them making unwarranted assumptions can often greatly speed the path to the solution. A...
Tim Roberts
t.roberts@...
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Oct 8, 2003
11:48 pm
6166
Hello Douglas ... Well, I think that it would be a sobering situation to be in. It is an assumption that all puzzles can be solved. Ok, thus they are ...
Andrew Bruno
abruno@...
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Oct 9, 2003
1:13 am
6167
Hi folks, I know it is getting really off topic, but it was mentioned about how "bad" English is and how a simple question can take on a life of its onw. For...
Andrew Bruno
abruno@...
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Oct 9, 2003
1:29 am
6168
... Hey Andrew, ... are ... Or to reword it: not every answer we can see ;o) ... *smiling* maybe, but it's worth thinking about a bit. Cheers, Marc -- ...
Marc
lithiumfreak...
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Oct 9, 2003
9:24 am
6169
An article was published by the British Computer Society, many years ago, entitled "Wouldn't it be nice to program in English". It went on to show just why...
Terry Froggatt
terry_froggatt
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Oct 9, 2003
9:41 am
6170
Its all about context, if I use a car repair manual I should be able to safely make the assumption that the writer is trying to help me, i.e. turn the nut...
jim brady
jimbrady53
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Oct 9, 2003
1:47 pm
6171
It appears that my last email didnt get sent out to email accounts, though it did reach the yahoo groups page. Hope this one works, 'Programed' lanuages are...
Simon Kilby
skukok
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Oct 9, 2003
3:24 pm
Messages 6142 - 6171 of 6390   Oldest  |  < Older  |  Newer >  |  Newest
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