Python

list_a = ["Hello", 2, 15, "World", 34]

number_of_elements = len(list_a)

print("Number of elements in the list: ", number_of_elements)

def length(items):
    how_many = 0
    for i in items:
        how_many += 1
    return how_many
a = [8,59,69,49,78,4,7]
print(length(a))

>>> len([1,2,3])
3

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