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.

[EX Q]: 4854 - 3903 - 3601 - 6666 - 170 - 3411 - 1306
[EX A]: 23911

[EX Q]: 8974 + 8978 - 8097
[EX A]: 8093

[EX Q]: 7136 + 2771 - 8833 - 1309 - 3150
[EX A]:
17657