That's a beautiful image.
The answer for the first image is wrong. It should be 54784197.
If one looks at the answer set, he/she will see people having been bypassing the first test by fixing the answer. The test cases should be fixed to calculate the sum dynamically with some function forbidden to the user.
Summing Digits within Text
Back to basics 2 - Function Path
Convert hex color specification to MATLAB RGB
Create incrementing array
Find and replaces spaces from a input string with *
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