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: 3462 @ 9743 @ 8298

A: 21503
****
Q: 5031 # 649 # 8975 @ 1853 # 5257 # 1383

A: -9380
****
Q: 3710 @ 357 @ 6850 # 2193 # 8171 @ 4920 @ 6343 # 370

A:
11446
****