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: 64 # 5994 @ 8659 # 885

SOLUTION: 1844

PROBLEM: 7720 @ 5171 # 6139 @ 480

SOLUTION: 7232

PROBLEM: 7321 @ 480 # 3203

SOLUTION:
4598