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]: 6894 + 3927 + 7884 - 4132 - 6563 + 4281
[EX A]: 1497

[EX Q]: 84 - 4898 - 2883 + 5111 - 7812 - 5830 + 3330 + 8500 + 6754
[EX A]: -2188

[EX Q]: 340 + 7905 - 7477 + 3478 + 3654
[EX A]:
-7220