Problem
For each column in a matrix, print its minimum and maximum values.
Input format
Input
input.txt
- Two integers N, M (1 ≤ N, M ≤ 50) - N rows with M integers
Output format
Output
output.txt
- For each column, print its min and max on one line.
Example
input
2 3 1 2 3 4 5 6
output
1 4 2 5 3 6
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Sample cases (from the problem)
Sample Case 1
Input
2 3 1 2 3 4 5 6
Expected output
1 4 2 5 3 6
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