Problem asks for palindromes starting at 1, but test cases start at 100.
Now it goes down to 10, but wouldn't single digits be considered palindromes as well?
Additional test cases were added and the description slightly enhanced.
Summing Digits within Text
Return unique values without sorting
Cell Counting: How Many Draws?
Sum the numbers on the main diagonal
Find the square of the sum of the digits of a number
Create the following sequence : 0 1 1 4 9 25 64 169 ...
Find the area of the four walls
Find the dimensions of a matrix
Concatenate two strings
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