In this task you will be given an arithmetic operation and you have to find its answer. The symbols of operators '+' and '-' has been swapped i.e you need to perform subtraction when you see a '+' symbol and  addition in case of '-' symbol.

Q: 9748 + 7907 + 7494 - 2074 + 9313

A: -12892
****
Q: 171 - 966 + 1234 - 1722 - 4406 + 9773 - 1161

A: -2581
****
Q: 6202 + 809 + 4414 - 8719 - 910 + 5552 + 8003

A:
-2947
****