This hole is experimental, no solutions will be saved.

Details

In a 500x500px canvas, draw the Julia for f(z) = z^2 + c, where c = -0.4 + 0.6i. Output the image in ppm grayscale format.

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Top-level programs are supported, args holds ARGV.
ARGV is available via STDIN, joined on NULL. x is a no-op.
arguments holds ARGV, print() to output with a newline, write() to output without a newline.
say() is available without any import.
$args to access the arguments.
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.
ctrl + enter or Run