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Problem
Print the elements of the matrix in spiral order (clockwise from top-left corner).
Input format
Input
input.txt
- First line: Two integers R and C (1 ≤ R, C ≤ 100) - Next R lines: C integers
Output format
Output
output.txt
- One line: space-separated spiral order
Example
input
3 3 1 2 3 4 5 6 7 8 9
output
1 2 3 6 9 8 7 4 5
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Sample cases (from the problem)
Sample Case 1
Input
3 3 1 2 3 4 5 6 7 8 9
Expected output
1 2 3 6 9 8 7 4 5
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