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]: 1815 - 3167 - 773
[A]: 5755


[Q]: 8433 + 1618 + 9022 - 2431 - 8097 + 8068
[A]: 253


[Q]: 6560 - 8266 + 8209 - 743 + 300 - 3154 + 3221
[A]:
6993