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.

[EX Q]: 3438 - 3865 - 956 - 3020 + 2696
[EX A]: 8583

[EX Q]: 2603 + 1868 - 4242
[EX A]: 4977

[EX Q]: 4287 + 3355 + 4251 + 7433 + 7069
[EX A]:
-17821