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: 5860 @ 3039 # 7874 # 3584 # 144

SOLUTION: -2703

PROBLEM: 9487 # 9520 @ 4047

SOLUTION: 4014

PROBLEM: 9378 @ 6980 @ 4135 @ 1667 # 1555 # 1328 @ 9963 # 1818 # 2424

SOLUTION:
24998