python. operation list

Question

What is the result of this code?
nums = [1, 2, 3, 4, 5]
nums[3] = nums[1]
print(nums[3])
why is the answer = 2?

Answer 1

simply because nums[1] = 2
nums[3] was given the value of nums[1]
(start counting from 0)

Answer 2

i solved it 2 hours ago. sometimes i m so tired.... but you know an programmer never sleep they are like keyboard ....2 shift 😀