I've posted a comment here:
The $55$-th IMO, problem $1$

And it doesn't display the format

properly. What is wrong?

• I have fixed the link. – robjohn Jan 17 '15 at 14:02

When I look at the specific comment you linked to, I think that the only problems is that you did not include http:// at the beginning of the link.

You wrote this:
[ArtOfProblemSolving forum](www.artofproblemsolving.com/Forum/viewtopic.php?p=3542095&sid=61650444d5d??5e56fb5c71a50982e4912#p3542095)
which does not work: ArtOfProblemSolving forum.

If you write this:
[ArtOfProblemSolving forum](http://www.artofproblemsolving.com/Forum/viewtopic.php?p=3542095&sid=61650444d5d??5e56fb5c71a50982e4912#p3542095)
it should work: ArtOfProblemSolving forum.

See the comments below this post where I tested it.

• Here is a comment containing the first possibility (without http): [ArtOfProblemSolving forum](www.artofproblemsolving.com/Forum/viewtopic.php?p=3542095&sid=61650444d5d??5e56fb5c71a50982e4912#p3542095) – Martin Sleziak Jan 17 '15 at 13:26
• Here is a comment containing the second possibility (with http): ArtOfProblemSolving forum – Martin Sleziak Jan 17 '15 at 13:26