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]: 6433 + 6891 + 2386 - 7923 - 2419 + 7641
[A]: -143


[Q]: 1185 - 6431 + 1326 - 2840 - 9276
[A]: 18406


[Q]: 4618 - 4511 - 7819 + 4333 + 7574 - 3748 - 759 - 4802
[A]:
14350