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]: 3894 # 3818 # 2119 # 6333
[EX A]: -8376

[EX Q]: 3935 # 7500 # 205 # 7262 # 5754 @ 116 # 8451 # 9591
[EX A]: -34712

[EX Q]: 4785 @ 6311 # 2163 # 729 @ 6728 @ 3674 # 5621 @ 7535 @ 8813
[EX A]:
29333