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: 42 + 6517 - 146 + 304 - 4759 + 148 - 3822

Answer: 1800


Question: 4310 + 5678 + 9065 - 8181 + 5925 - 3189 + 558

Answer: -5546


Question: 5418 + 2036 - 2507 - 7979 + 2363 - 5129 - 5106 + 23 - 2067

Answer:
23784