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: 507 @ 3439 # 8086 # 5497 @ 2145 @ 2124 @ 9603 @ 2119 @ 8351

SOLUTION: 14705

PROBLEM: 9724 @ 7826 @ 3248 @ 3915 @ 249 @ 2455 @ 9673 # 9980

SOLUTION: 27110

PROBLEM: 9405 # 2260 # 2901 @ 6684 # 6959 # 9092 @ 6922 # 8602 @ 6846

SOLUTION:
43