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.

[EX Q]: 42 + 6517 - 146 + 304 - 4759 + 148 - 3822
[EX A]: 1800

[EX Q]: 9909 - 1362 + 9804 + 5190 + 8223 - 3758
[EX A]: -8188

[EX Q]: 365 + 3086 - 9118 - 8101 + 6550 + 80 - 1897 - 1498 - 8498
[EX A]:
19761