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: 4486 + 7884 - 172 + 2615

A: -5841
****
Q: 23 - 7991 - 1064 + 8364

A: 714
****
Q: 4540 - 2198 - 9793 - 8330 - 3653 - 4308 + 3651 - 5412

A:
34583
****