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: 9930 # 7864 @ 6797 # 6092 @ 1146 @ 1388 # 8545 # 9163

A: -12403
****
Q: 1884 @ 3670 # 3893 @ 782 @ 3288 # 7463 @ 3214

A: 1482
****
Q: 441 @ 6123 @ 8922 # 3238 # 728 @ 3724

A:
15244
****