Create a reverse checkbox matrix with '69'.
Where the size is the input and output will be a square checkbox matrix.
If input is 4 then output will be
[ 0 69 0 69
69 0 69 0
0 69 0 69
69 0 69 0]
Arrange Vector in descending order
sum of non-primes
Reverse the elements of an array
How many digits are there?
~~~~~~~ WAVE ~~~~~~~~~
BULLSEYE Part 2: Reference Problem 18 BULLSEYE
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