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]: 7533 + 2213 - 7566 + 455 - 6321 - 2480 + 1023 + 2407
[A]: 17802


[Q]: 2297 + 4208 + 9691 - 6995 + 738 + 1245 - 7806
[A]: 1216


[Q]: 3150 - 3504 + 7961 - 1738 - 78
[A]:
509