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]: 1649 + 4642 + 613 - 7051 - 8575
[A]: 12020


[Q]: 2318 + 1498 - 953 + 3290 + 1371 + 6933 + 7553 + 7283 + 889
[A]: -25546


[Q]: 877 - 7572 + 1298
[A]:
7151