Detailed Instructions: 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.
Q: 1721 - 7193 - 7392 - 8999 - 7847 + 5571 + 4439 + 7158 - 6030
A:
22014