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Details

Print a size ascending range of Diamonds using the numbers 1 to 9, ranging from size 1 to size 9, each diamond separated by a blank line.

A size 1 diamond should look like this, a single centered 1:

         1

With the largest size 9 diamond looking like this:

         1
        121
       12321
      1234321
     123454321
    12345654321
   1234567654321
  123456787654321
 12345678987654321
  123456787654321
   1234567654321
    12345654321
     123454321
      1234321
       12321
        121
         1
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arguments holds ARGV, print() to output with a newline, write() to output without a newline.
say() is available without any import.
SELECT arg FROM argv to access the arguments, only the first column of the first result set will be printed, NULL values will be skipped, and the dialect is SQLite.
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