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: 4558 @ 6469 @ 1154

A: 12181
****
Q: 6796 # 5118 @ 4061 @ 2573 # 7960 @ 5889 # 7812 @ 3174

A: 1603
****
Q: 1566 @ 2499 # 57 # 836

A:
3172
****