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: 8213 + 7145 + 5203 - 2621 + 1654 - 1844

Answer: -1324


Question: 5444 + 2542 - 6861 + 2740 - 4508 + 478 - 1138 + 7229

Answer: 4962


Question: 1746 - 4779 + 4317 - 4449 - 1103

Answer:
7760