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: 8238 @ 9817 # 2474 @ 3673 @ 9625 # 849 @ 1441
Example Output: 29471

Example Input: 9582 @ 3554 @ 1044 @ 880 # 6787 # 6161
Example Output: 2112

Example Input: 4521 @ 3383 # 876 # 3490 # 1232 @ 2596 @ 8417 @ 5868
Example Output:
19187