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]: 7671 # 7716 @ 5899 @ 2520 # 497 # 24 # 16 # 840 # 9556
[EX A]: -2559

[EX Q]: 8603 @ 6832 @ 2275 # 7856
[EX A]: 9854

[EX Q]: 4477 @ 7456 @ 7038 @ 7743 # 3359 # 3237 # 1022 @ 3509 @ 1425
[EX A]:
24030