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: 3586 # 8254 # 4130 # 5426

SOLUTION: -14224

PROBLEM: 4189 # 3579 @ 7275 # 5186 @ 5825 # 3209

SOLUTION: 5315

PROBLEM: 9874 @ 4134 @ 322 @ 7501 # 4070 @ 2217 # 432 @ 962

SOLUTION:
20508

