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: 5768 @ 319 # 2546 @ 5236 # 6529 # 5734 @ 7926
Example Output: 4440

Example Input: 7806 # 6020 # 4616 @ 3594 # 6312 # 5362 # 4403 @ 3666
Example Output: -11647

Example Input: 8088 # 5638 @ 6969 @ 1463 # 4039 @ 1541 @ 6277 # 1806 # 454
Example Output:
12401