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]: 9549 - 507 + 659 + 3404 - 9243
[A]: 15236


[Q]: 8243 + 5509 - 2652 - 916 - 1636 + 9824
[A]: -1886


[Q]: 142 - 4538 + 4162 - 9859 + 6568 - 3550 - 7319 + 806
[A]:
13872