In this task you will be given an arithmetic operation and you have to find its answer. The operators '+' and '-' have been replaced with new symbols. Specifically, '+' has been replaced with the symbol '@' and '-' with the symbol '#'. You need to perform the operations in the given equation return the answer

Q: 1737 # 3662 # 9496 @ 694

A: -10727
****
Q: 8915 @ 8709 # 6716 @ 4326

A: 15234
****
Q: 3123 @ 9519 # 2864 @ 9440 # 756 @ 252

A:
18714
****