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]: 1229 - 4354 + 912 - 1766
[EX A]: 6437

[EX Q]: 2443 + 7109 + 4711
[EX A]: -9377

[EX Q]: 7129 - 5459 + 4906 + 1324 + 1970 + 4772
[EX A]:
-384