Would you consider these well-maintained? This was the state of the gardens of the cottage we were renting from April 2004 - August 2005. They were advertised as fully maintained.
Enigma 749: Four square digits
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From New Scientist #1904, 18th December 1993 [link] Here is a four-by-four
square of numbers. You will see that each row and each column adds up to
the sam...
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