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: 4282 @ 2191 # 7458 @ 8928

A: 7943
****
Q: 2678 # 5467 @ 8355 # 3124 # 5654

A: -3212
****
Q: 5126 @ 2296 # 6429 # 5826 @ 5513 @ 3212 @ 1061 # 6935

A:
-1982
****