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: 5604 # 514 # 150 @ 4349 @ 958 # 6247 # 8710

A: -4710
****
Q: 7729 # 7280 @ 5072 @ 3806 # 6060

A: 3267
****
Q: 3109 @ 8385 @ 3919

A:
15413
****