TASK DEFINITION: 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
PROBLEM: 2548 @ 2442 # 6943 # 1890 @ 3686 @ 9765 # 1273

SOLUTION: 8335

PROBLEM: 1185 # 6431 @ 1326 # 2840 # 9276

SOLUTION: -16036

PROBLEM: 8021 @ 4018 # 6893 @ 6649 # 1656 @ 4849 @ 8261 @ 4103

SOLUTION:
27352