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

Q: 4737 # 8536 @ 5633 # 1731 @ 3807 # 520 @ 1622

A: 5012
****
Q: 1296 @ 9756 @ 2493 @ 9940 # 5147 # 5428 # 5741 # 828

A: 6341
****
Q: 7939 # 5667 # 17 # 448 # 5295 @ 1379 # 9490 @ 3947

A:
-7652
****