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: 4368 # 7312 @ 7468 # 4833 # 1476 # 42

A: -1827
****
Q: 3007 @ 8777 # 8750

A: 3034
****
Q: 7944 @ 9262 @ 6197 @ 6278 # 4242

A:
25439
****