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]: 6894 + 3927 + 7884 - 4132 - 6563 + 4281
[A]: 1497


[Q]: 6284 + 1234 + 9639 + 1470 + 4137 + 9445 + 5309 + 9797 - 4507
[A]: -30240


[Q]: 7041 + 9315 - 3359 + 9773 - 3894 - 1187
[A]:
-3607