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]: 9493 + 2402 - 721 + 5448 + 2919
[A]: -555


[Q]: 7409 + 7579 + 4759 + 5088
[A]: -10017


[Q]: 636 - 9939 + 3769 + 8322 - 3343 + 8680 - 1129 - 9882 - 3400
[A]:
7558