Question-122: When you run below program, then what would happen or printed?

list = [1, 2, 3, 4, 5]

for i in range(len(list) // 2):

    list[i], list[len(list) - i - 1] = list[len(list) - i - 1], list[i]

print(list)

1. [1, 2, 3, 4, 5]
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Answer:  C

Exp:

Python Special

• This is a special way, provided in Python to swap variable.
• You don’t need to use any third temporary variable.
• Simple and straight forward.

Another way to reverse a list.

• Using Python swap feature you can reverse list as below.
• As our list is having 5 elements.

• You can access to full explanation to question and answer from this page.