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]: 7757 # 4475 @ 6447 # 2209 # 9966
[A]: -2446


[Q]: 1188 @ 3127 @ 964 # 79 # 4554 @ 4344 @ 8024
[A]: 13014


[Q]: 9988 @ 1201 @ 3935 # 4080 # 4285 # 2473 # 5404 @ 2319 @ 4069
[A]:
5270