There is a pattern to the following picture. Determine the pattern and then fill in what is missing from the light blue square.
$$$&&LLLL@EEE
We start in the upper left corner, and moving always counterclockwise, fill the grid in an espiral way, using the sequence of symbols above .
At the end of such endeavors, we obtain:
L E L E
L E @ E
L $ $ $
@ E E E
as the required solution.
Edited on January 11, 2023, 12:30 am
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