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: 958 # 263 # 1097 @ 3868 # 3982

A: -516
****
Q: 415 @ 1312 # 9916 @ 9168 @ 1911

A: 2890
****
Q: 7489 # 4238 # 1821 # 1116 # 9524 @ 3966

A:
-5244
****