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]: 4274 - 4385 - 2316 - 7783
[EX A]: 18758

[EX Q]: 4682 - 6673 + 4582 - 2631 + 430 - 2808 + 6340 - 7201
[EX A]: 12643

[EX Q]: 3258 + 8255 - 4382
[EX A]:
-615