The solution for this problem doesn't make any sense!!!
The correct result is 4, not 8.
Sums with Excluded Digits
MATCH THE STRINGS (2 CHAR) very easy
Calculate the Number of Sign Changes in a Row Vector (No Element Is Zero)
convert matrix to single column
Convert yards to feet
to the 2 all elements
Duplicate all elements in the array
calculate the length of matrix
Find the max element of the array
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