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]: 7149 - 7250 - 2026 - 4929 - 5525 + 1967 + 895 + 4245 - 720
[EX A]: 20492

[EX Q]: 7272 + 8958 - 7231 + 6616
[EX A]: -1071

[EX Q]: 6911 + 7737 - 8272 + 2465 + 7928 - 2617
[EX A]:
-330