We had a longish discussion recently over a closed proposal on
Area 51 about how the competitive programming community can
profit better from the Stack Exchange network. On Stack Overflow
we currently have two tags related to the topic:  Most of the
questions however are just tagged [algorithm].  Obviously the
two tags are synonyms, so at the very least we should merge
them, but I also think that their names are a bit informal. As a
bit of an experiment, I added the [competitive-programming] tag
with a question and a small Wiki entry that tries to describe
what it is about.  I have a few questions to the Stack Overflow
community:    • Do we need such a tag / is it helpful? My
question pretty much tries to demonstrate a technique that is
really only ever useful for this one particular setting, so I
thought it should be tagged that way   • Do you think it is
appropriate to choose "competitive-programming" as the name for
the tag or would this cause too much confusion?   • If so, can
we merge the tags?   • To wh