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]: 2367 @ 4877 @ 8467 @ 5488 # 987 # 8899
[EX A]: 11313

[EX Q]: 4284 # 8233 @ 2781 # 2769 # 5560 @ 635 # 1706 @ 1965 @ 6794
[EX A]: -1809

[EX Q]: 7466 @ 8802 # 7949 @ 3699 @ 1317 # 3985 # 4855 @ 4611 @ 2884
[EX A]:
11990