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]: 4515 - 2156 - 8427 - 2175
[EX A]: 17273

[EX Q]: 7298 + 5069 + 5167 + 9387 - 6886
[EX A]: -5439

[EX Q]: 8529 - 5452 - 9979 - 28
[EX A]:
23988