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]: 1540 + 6977 + 9400 - 5524 - 1970 + 8397 - 6006 + 3183
[A]: -12917


[Q]: 9806 + 3365 + 4506 + 7148 - 8080 + 5035 + 2028 + 7278
[A]: -11474


[Q]: 5738 + 7065 + 2468 - 9236 - 9278 + 2903 - 9790 + 1034 + 623
[A]:
19949