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]: 3915 + 4904 + 4887 + 7162 - 3798 + 233 + 1101 - 7758 - 4627
[A]: 1811


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


[Q]: 7746 - 8785 - 3169 - 2706 - 4416
[A]:
26822