PROGRAMMING:Input three integers, find out the minimum value and output

Input three integers, find out the minimum value and output.
###Input format:
Enter three positive integers separated by a space.
###Output format:
Output minimum and wrap.
###Input sample 1:
```in
-1 1 0
```
###Output sample 1:
```out
-1
```
###Input sample 2:
```in
0 -1 1
```
###Output sample 2:
```out
-1
```
###Input sample 3:
```in
0 1 -1
```
###Output sample 3:
```out
-1
```







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