i didn't understand looping in python, so I dug a little deeper
Jan 8 · 4 min read · If you’ve ever wondered why this code doesn’t change a list: arr = [1, 2, 3] for x in arr: x = 10 but this one does: for i in range(len(arr)): arr[i] = 10 then you’ve bumped into three core Python concepts that are often explained badly: I...
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