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: 5031 # 649 # 8975 @ 1853 # 5257 # 1383

A: -9380
****
Q: 4527 # 3079 @ 6208 # 808 @ 5080 @ 6670

A:
18598
****