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: 2342 # 5338 @ 345 @ 9010 @ 5234 @ 9613
Example Output: 21206

Example Input: 4787 # 6151 # 6235
Example Output: -7599

Example Input: 4855 # 3139 @ 3210 @ 5585 @ 2656 @ 5316 @ 12 # 3337
Example Output:
15158