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: 7803 @ 6524 @ 7077 # 1627 # 3959

SOLUTION: 15818

PROBLEM: 3979 @ 8270 # 8338 @ 8460 # 4746 @ 5598 @ 1343 @ 9371 # 637

SOLUTION: 23300

PROBLEM: 7764 @ 9777 @ 7671 # 5688 @ 9541 @ 6785

SOLUTION:
35850