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

[EX Q]: 958 # 263 # 1097 @ 3868 # 3982
[EX A]: -516

[EX Q]: 345 @ 1076 @ 7948 # 854
[EX A]: 8515

[EX Q]: 903 @ 8051 @ 3625 @ 7564 # 2574 # 2443 # 1674 @ 2905
[EX A]:
16357