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: 8041 @ 762 @ 8091 @ 6500

SOLUTION: 23394

PROBLEM: 1439 @ 4809 @ 6755 # 4840 @ 491 @ 9049 @ 8905 @ 8915

SOLUTION: 35523

PROBLEM: 2309 @ 4469 # 4058

SOLUTION:
2720