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]: 1616 - 440 + 11
[EX A]: 2045

[EX Q]: 1971 - 5591 + 4038 + 5571
[EX A]: -2047

[EX Q]: 4787 - 9858 + 1688
[EX A]:
12957