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: 872 @ 547 # 4476 @ 6631 # 8433 # 452 @ 5115

A: -196
****
Q: 1864 @ 5416 @ 9408 @ 9513

A: 26201
****
Q: 9049 # 6438 @ 8686 # 910 # 3586

A:
6801
****