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: 8157 # 6333 @ 7928

A: 9752
****
Q: 6050 # 5266 # 3005

A: -2221
****
Q: 6113 # 8737 @ 956 # 8882 # 9541 # 5675 @ 3330

A:
-22436
****