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: 4681 # 7765 @ 9516 @ 4570 @ 2862

SOLUTION: 13864

PROBLEM: 8422 @ 5670 # 5825 @ 3613

SOLUTION: 11880

PROBLEM: 6374 # 6362 # 4384 @ 4744 @ 8116 # 1470

SOLUTION:
7018