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

Example Input: 7371 # 9025 @ 8352 # 9201 # 9297 # 3561 @ 8576
Example Output: -6785

Example Input: 5038 @ 8417 @ 7931 @ 7414 @ 5627 # 6512 # 5503
Example Output: 22412

Example Input: 7501 @ 474 @ 9561
Example Output:
17536