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]: 9938 # 267 # 6696 # 8186 # 5729 # 8517 # 6331 @ 7607
[EX A]: -18181

[EX Q]: 1614 # 4521 @ 7508 # 7726 @ 6176 @ 8975 # 693
[EX A]: 11333

[EX Q]: 2458 @ 6386 @ 6617 @ 1184 # 8646 # 5053 # 5031
[EX A]:
-2085