Created
December 14, 2011 12:27
-
-
Save thinkphp/1476390 to your computer and use it in GitHub Desktop.
Reverse the order of the items in the array in Python
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| ''' | |
| Reverse the order of the items in the array. | |
| @thinkphp | |
| MIT Style License | |
| ''' | |
| arr = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31] | |
| def reverse(arr): | |
| m = len(arr) / 2 | |
| n = len(arr) - 1 | |
| for i in range(m): | |
| arr[i],arr[n-i] = arr[n-i],arr[i] | |
| return arr | |
| assert arr[::-1] == reverse(arr) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
that was good