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


[Q]: 5394 + 9787 - 7151 - 4774 - 6995 + 6101 - 1317
[A]: 9743


[Q]: 4280 + 2249 - 6053 - 223 - 7710 - 3993
[A]:
20010