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]: 8901 - 4785 + 1969 + 5985 + 517 + 5651 + 170
[EX A]: -606

[EX Q]: 5462 - 3916 + 9462 - 8867 - 7357
[EX A]: 16140

[EX Q]: 4068 - 6331 + 7928
[EX A]:
2471