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: 9806 + 7051 + 6703 + 4233 - 276

Answer: -7905


Question: 4303 + 4581 + 3027 - 9269 + 3325

Answer: 2639


Question: 3753 + 2530 + 4492 + 1905 - 3998 + 6965

Answer:
-8141