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]: 6284 + 1234 + 9639 + 1470 + 4137 + 9445 + 5309 + 9797 - 4507
[A]: -30240


[Q]: 2078 + 3891 + 2060
[A]: -3873


[Q]: 1946 - 3459 - 6332 + 924 + 1609
[A]:
9204