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.

Q: 6284 + 1234 + 9639 + 1470 + 4137 + 9445 + 5309 + 9797 - 4507

A: -30240
****
Q: 8988 + 9565 + 4047 - 1723 + 7160 - 8838 + 5611 + 7126

A: -13960
****
Q: 89 - 3784 - 5819

A:
9692
****