048. Basic Math
time limit per test
1 second
memory limit per test
256 megabytes
input
standard input
output
standard output

Your 5 year old cousin needs your help with some basic math. Write a program for him to do addition and subtraction.

Input

The one and only line that you will be given is a math equation that uses addition and subtraction.

Output

Print the following "(original equation) = (answer)".

Example
Input
1 + 5 + 7 - 2 =
Output
1 + 5 + 7 - 2 = 11