Python Square Each Element in a List

Document 对象参考手册Python3 Examples

We can use Python's list comprehension to easily square each element in a list. List comprehension is a concise way to create lists, allowing us to operate on each element in a list within a single expression.

Example

# Original list
original_list = [1, 2, 3, 4, 5]

# Use list comprehension to square each element
squared_list = [x**2 for x in original_list]

# Output the result
print(squared_list)

Code explanation:

  • original_list = [1, 2, 3, 4, 5]: Define an original list containing integers.
  • squared_list = [x**2 for x in original_list]: Use list comprehension to iterate overoriginal_listeach element inx, square it, and put it into a new listsquared_list.
  • print(squared_list): Output the squared list.

Output result:

[1, 4, 9, 16, 25]

Document 对象参考手册Python3 Examples

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