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: 8671 + 9945 - 8465 - 5276 + 1447

A: 11020
****
Q: 4148 + 9216 - 5756 - 5558 + 2801 - 7501 + 1939 + 3102 + 6894

A: -989
****
Q: 8578 + 1666 + 2998 + 5026 + 2187 - 9438 + 7146 + 2044 - 2407

A:
-644
****