Python Practice Example 40
Python 100 ExamplesProblem:Output an array in reverse order.
Program analysis:Swap the first with the last.
Program source code:
Example
#!/usr/bin/python
# -*- coding: UTF-8 -*-
if __name__ == '__main__':
a = [9,6,5,4,1]
N = len(a)
print (a)
for i in range(len(a) // 2):
a[i],a[N - i - 1] = a[N - i - 1],a[i]
print (a)
The output of the above example is:
[9, 6, 5, 4, 1] [1, 4, 5, 6, 9]Other extensions