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]: 735 @ 7682 # 2492 # 7149 @ 7531 @ 4967 @ 3646 @ 6439
[EX A]: 21359

[EX Q]: 3407 @ 917 # 567 @ 5987 # 5936
[EX A]: 3808

[EX Q]: 4611 @ 8307 # 769
[EX A]:
12149