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: 8155 + 6800 - 6839 - 8047 + 3270

A: 12971
****
Q: 4483 + 3021 - 5582 - 3918 + 8842

A: 2120
****
Q: 2342 - 5338 + 345 + 9010 + 5234 + 9613

A:
-16522
****