Created
December 14, 2011 12:27
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Reverse the order of the items in the array in Python
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''' | |
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) |
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that was good