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]: 7337 + 5801 - 8640 - 4143 - 2557
[EX A]: 16876

[EX Q]: 7240 - 3294 - 2859 + 1798 + 9958 - 6797
[EX A]: 8434

[EX Q]: 2543 - 706 - 90 + 1037 + 2007 + 3521 - 1187 + 9966 + 7312
[EX A]:
-19317