#150. Three numbers: range (largest - smallest)
You get three integers a, b, c. Find the **range (largest - smallest)**. You may use the `max()` and `min()` functions.
### Input
a, b, c, each on its own line.
### Output
One integer.
Examples
Input
-85 95 28
Output
180
Input
-91 37 -70
Output
128
💡 You can solve it with Python, JavaScript or blocks. Read the input line by line with input(). Don't print a question (like input("Number: ")). Print exactly what the output asks for, nothing more.