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]: 7427 + 8795 - 4104 + 7720 - 6667
[A]: 1683


[Q]: 9634 + 5896 + 2965 + 6949 - 2226 + 9649 - 3599 - 7110
[A]: -2890


[Q]: 7028 + 4320 + 2469 + 1901 - 9928
[A]:
8266