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]: 2759 - 7972 - 7615 + 151
[EX A]: 18195

[EX Q]: 5753 - 4358 + 6312 + 2406 + 5334 - 4718 + 6262
[EX A]: -5485

[EX Q]: 5195 + 8348 - 3554 - 7897 + 4196 - 8037
[EX A]:
12139