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]: 1137 - 2413 - 5470 - 9797 + 2566
[A]: 16251


[Q]: 2875 - 138 + 917 + 4037 - 6642
[A]: 4701


[Q]: 5007 - 7962 + 1138
[A]:
11831