When referring to yourself you should write "I" (capital) and not "i".
So correct the input string x, but be aware that other uses of the letter "i" should still be in lower case.
x = 'Have i forgot it'
y = 'Have I forgot it'
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Back to basics 25 - Valid variable names
Sum the squares of numbers from 1 to n
Calculate some equation
Count the numbers
Remove multiples of N
Connect 4 (the boardgame)
Second smallest number
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