input = 123456789, output = 1+2+3+4+5+6+7+8+9 = 45
Does the size of the solution include the size of functions that have been called?
Summing Digits within Text
Back to basics 9 - Indexed References
Test if two numbers have the same digits
How many jokers?
No more zeros
determine the sum of the squares
concatenate the elements
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