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: 7803 @ 6524 @ 7077 # 1627 # 3959

A: 15818
****
Q: 8050 # 8744 @ 5247 # 7761 # 8743

A: -11951
****
Q: 2701 @ 1957 @ 4861

A:
9519
****