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: 2591 - 5867 - 9565

A: 18023
****
Q: 6603 - 3783 + 3030 - 5787 + 8478 + 3046 - 1629

A: 3248
****
Q: 3995 - 7175 - 6809 - 531 + 6798

A:
11712
****