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17 lines
305 B
Python
17 lines
305 B
Python
#!/usr/bin/env python
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"""
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Write a function that takes a list of characters and reverses the letters in place.
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O(n) time and O(1)O(1) space.
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"""
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def reverse_in_place(char_list):
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return char_list[::-1]
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char_list = ['a', 'b', 'c', 'd', 'e', 'f']
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print(char_list)
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print(reverse_in_place(char_list)) |