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

Input: Consider Input: 8717 @ 6135 # 2706

Output: 12146

Input: Consider Input: 9276 @ 7324 @ 3048 # 8186 # 4920 # 2964

Output: 3578

Input: Consider Input: 5216 @ 4367 @ 5938 @ 9564 # 5596 @ 5358
Output: 24847