PROGRAMMING:Output maximum and minimum

Input 6 shaping data (6 numbers can not be the same; Both positive and negative), separated by spaces, and put into the array (such as: int array [6];), Output the maximum and minimum values separated by commas (,).
###Input format:
Input 6 shaping data (6 numbers can not be the same; Both positive and negative, separated by spaces.
###Output format:
Output the maximum and minimum values separated by commas (,).
###Input example:
```in
1 2 3 4 5 6
```
###Output example:
```out
6,1
```






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