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.
--------
Question: 2480 - 8716 + 5571 - 504 - 4905 - 392 - 5105 + 906

Answer: 15625


Question: 4495 + 1180 - 7554 - 4842

Answer: 15711


Question: 2899 + 2523 - 4247 - 5288 + 6546

Answer:
3365