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]: 6178 - 1637 - 8197 - 6437 + 4591 - 6995 + 3562 + 9474
[EX A]: 11817

[EX Q]: 8979 - 7069 - 6830 + 3597 + 315 - 526
[EX A]: 19492

[EX Q]: 9151 + 9940 - 5326 - 9879 - 5499 + 6492
[EX A]:
13423