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: 331 # 9967 @ 21 @ 480 # 3926 @ 8770 @ 5909 @ 6288 # 1226

A: 6680
****
Q: 6506 # 8715 @ 5800 @ 1904 @ 3642

A: 9137
****
Q: 7435 @ 5571 @ 5940

A:
18946
****