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]: 2474 + 4117 - 310 - 2018 - 6488 - 3458 - 1404
[EX A]: 12035

[EX Q]: 3421 - 71 + 7643 - 8661 + 520 - 6536 + 9411
[EX A]: 1115

[EX Q]: 4855 - 5029 + 3983 + 3068 - 2481
[EX A]:
5314