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]: 5450 - 7077 + 4877
[A]: 7650


[Q]: 519 - 9471 - 7173 - 34 - 5123 + 9104 - 2340 + 7208 - 3693
[A]: 12041


[Q]: 1059 - 7372 + 4733 + 9323 - 2108 + 1244 + 4077 - 7899 - 5842
[A]:
4903