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: 440 @ 5472 # 6900 # 3389

A: -4377
****
Q: 9161 # 6658 @ 4795 @ 5621 # 1895 # 3766 # 7738 # 570

A: -1050
****
Q: 962 # 4134 # 8768 # 159 # 8503 # 839 # 5506 @ 3968 @ 7786

A:
-15193
****