Code Explanation:
1. List Definition
x = [1, 2, 3]
A list x is defined with three elements: [1, 2, 3].
List indexing in Python starts at 0. So:
x[0] is 1
x[1] is 2
x[2] is 3
2. Using the pop() Method
y = x.pop(1)
The pop() method removes and returns an element from the list at the specified index.
Here, 1 is passed as the argument, meaning the element at index 1 (the second element, 2) is removed from the list x.
After x.pop(1), the following happens:
The value 2 is removed from the list.
The updated list becomes [1, 3].
The removed value (2) is returned by pop() and assigned to the variable y.
3. Printing the Result
print(y)
The value of y (which is 2) is printed to the console.
Final Output:
2
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