On Wed, Apr 30, 2014 at 7:14 AM, Ethan Furman <et...@stoneleaf.us> wrote: > On 04/29/2014 03:51 PM, Chris Angelico wrote: >> >> On Wed, Apr 30, 2014 at 8:42 AM, emile <em...@fenx.com> wrote: >>> >>> On 04/29/2014 01:16 PM, Adam Funk wrote: >>> >>>> "A man pitches his tent, walks 1 km south, walks 1 km east, kills a >>>> bear, & walks 1 km north, where he's back at his tent. What color is >>>> the bear?" ;-) >>> >>> >>> >>> From how many locations on Earth can someone walk one mile south, one >>> mile >>> east, and one mile north and end up at their starting point? >> >> >> Any point where the mile east takes you an exact number of times >> around the globe. So, anywhere exactly one mile north of that, which >> is a number of circles not far from the south pole.
It also works if your starting point is (precisely) the north pole. I believe that's the canonical answer to the riddle, since there are no bears in Antarctica. -- https://mail.python.org/mailman/listinfo/python-list