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]: 2131 + 4513 + 3760 - 9342 + 7779 + 4653 + 3111
[A]: -12343


[Q]: 6820 - 387 + 8290 - 9203 - 9292 + 9249 - 3079
[A]: 11242


[Q]: 3689 + 2817 - 3817 - 7464 - 1758 - 835 + 1030 + 8217 - 7910
[A]:
13409