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: 5571 @ 5729 # 6405 # 526 # 1330

SOLUTION: 3039

PROBLEM: 3615 @ 7429 @ 6810 # 207 @ 1232 # 5621 @ 6745

SOLUTION: 20003

PROBLEM: 8790 # 8384 # 8943 # 5391 @ 6415 @ 9583

SOLUTION:
2070