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: 9487 # 9520 @ 4047

A: 4014
****
Q: 1070 @ 5674 @ 50 # 2252

A: 4542
****
Q: 7941 @ 3097 @ 8052 # 1998 @ 9635 # 3696 # 2345

A:
20686
****