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: 9051 - 8971 + 6555 - 1135 - 4091 + 9374 + 9487 + 1868

A: -4036
****
Q: 8294 + 6661 + 4555 + 6171

A: -9093
****
Q: 4716 + 2105 + 3564 - 4485 - 9865 - 378 + 6195 - 223

A:
7803
****