Talk:N-queens problem: Difference between revisions

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:Apparently the ip address is somewhere in germany, on a machine owned by 23media.eu. Also, a google search finds http://forum.chip.de/c-net/c-code-socket-laeuft-1443464.html which suggests that this is a machine that at one point was owned by Leonie Schöller. Then again, http://178.77.72.203/wbb2/thread.php?postid=3648536 suggests a machine owned by someone named Manuela. --[[User:Rdm|Rdm]] 04:44, 6 July 2011 (UTC)
:: Whoever it was, that was a fairly odd thing to do: it's not like code here gets compiled and run very often-- —[[User:Ledrug|Ledrug]] 05:25, 6 July 2011 (UTC)
 
== REXX mistake ==
I'm not familiar with REXX, nor do I have any idea how to fix it; however, the two outputs produced (for board sizes 8 and 20) are both unsuccessful attempts at nqueens. In the 8x8 board, rows 4 and 6 (1-up) have queens in diagonal contradiction; in the 20x20 board, (at least, didn't bother to check more) rows 1 and 6 have queens in diagonal contradiction.
 
Anyone familiar enough to know whether this is a printing error or a solving error, and either way, how to fix it?