master-algorithms-py/interview_cake/reverse_in_place.py
2019-05-09 20:18:06 -07:00

13 lines
278 B
Python

# Write a function that takes a list of characters and reverses the letters in place.
# O(n) time and O(1)O(1) space.
def reverse_in_place(char_list):
return char_list[::-1]
char_list = ['a', 'b', 'c', 'd', 'e', 'f']
print(char_list)
print(reverse_in_place(char_list))