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]: 6322 # 7953 # 5 @ 7093 @ 5659 @ 5045 # 904
[EX A]: 15257

[EX Q]: 9161 # 6658 @ 4795 @ 5621 # 1895 # 3766 # 7738 # 570
[EX A]: -1050

[EX Q]: 4521 @ 6223 @ 3611 # 5498 # 4477 # 2195 @ 2818 @ 6173 # 6613
[EX A]:
4563