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: 9012 @ 4688 # 2482 # 8827 # 2749 # 259 # 8385

A: -9002
****
Q: 6050 # 5266 # 3005

A: -2221
****
Q: 5137 @ 4207 @ 1156

A:
10500
****