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]: 4867 # 7162 @ 1616 # 596 # 7845 @ 9594 # 3650 @ 6833
[EX A]: 3657

[EX Q]: 9546 @ 5515 @ 6740 # 2069 # 921 # 9110 # 5067 # 3917 # 6434
[EX A]: -5717

[EX Q]: 1031 # 6983 # 2600 @ 1550 @ 1932 @ 7887 @ 5861 # 6578 @ 8418
[EX A]:
10518