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code segment,

def add_two(x: int) -> int: return x + 2

print(add_two(5))
# prints: 7

the variable named is a parameter because it is given a value when the function is called. The integer 5 is the argument which gives its value. In most languages, function parameters have local scope. This specific variable named can only be referred to within the function (though of course other functions can also

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