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phannam1412/gist:19dc318aba48bf5bac069d5910b64841

Last active January 31, 2018 04:22
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for test
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gistfile1.txt
Write it in Python, input from input.txt and output to output.txt
input.txt contains an integer representing the size of the matrix.
output.txt contains the result matrix.
Example input and output:
input.txt: 3
output.txt:
5 6 7
4 9 8
3 2 1
input.txt: 4
output.txt:
7 8 9 10
6 15 16 11
5 14 13 12
4 3 2 1
input.txt: 5
output.txt:
9 10 11 12 13
8 21 22 23 14
7 20 25 24 15
6 19 18 17 16
5 4 3 2 1
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