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.
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Question: 178 + 5236 - 8372 - 6825 + 1044 - 7818 - 4765 + 7418

Answer: 14260


Question: 6894 + 3927 + 7884 - 4132 - 6563 + 4281

Answer: 1497


Question: 1931 + 144 - 7457 - 3691 - 1218 - 2662

Answer:
16815