Arithmetic operations

It’s possible to do mathematical operations with variables in Python. We have already seen that it’s possible to add them with + and multiply them with *. The full list of possible operations is:
Operation
Description
With variables
Example with numbers
+
Addition
a + b
10 + 717
-
Subtraction
a - b
10 - 73
*
Multiplication
a * b
10 * 770
/
Division
a / b
10 / 71.4285714285714286
//
Whole division
a // b
10 // 71
%
Modulus (remainder after division)
a % b
10 % 73
**
Exponent
a**b
10**710000000
 

Challenge

Write a program that would input a number x and print x - 1, x, and x + 1 in the output.
Input
Output
10
9 10 11
0
-1 0 1
 
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