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: 2285 @ 1970 @ 4720

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

A: -9380
****
Q: 5662 # 8738 # 5311 @ 4748 @ 1209 @ 9345 # 1014 # 1017 # 1565

A:
3319
****