Check if each first letter of a string is a capital letter.
for example: 'This Is Ok' gives a true answer and 'This Is not Ok' gives false
I added more test cases.
Make one big string out of two smaller strings
Angle between two vectors
Create a square matrix of multiples
Find a Pythagorean triple
X plus binary inverted x
Odd times 3
i forgot to use capital I
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