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: 7016 @ 5245 # 3568 # 3445 # 5282 # 7568

A: -7602
****
Q: 524 @ 1123 # 5900 # 4128 # 1486 # 9545

A: -19412
****
Q: 1503 # 7711 # 5456 @ 6571 @ 2214 # 4057 @ 7501 @ 3972 # 649

A:
3888
****