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: 8849 + 869 + 880 + 8843 + 8122

Answer: -9865


Question: 8433 + 1618 + 9022 - 2431 - 8097 + 8068

Answer: 253


Question: 6771 - 9005 + 6339 + 9793 + 6388 - 8971

Answer:
2227