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: 8732 # 4760 @ 9372
Example Output: 13344

Example Input: 5027 @ 4058 # 8225 @ 9216 # 3101 @ 8259 # 2376 # 6826 # 8997
Example Output: -2965

Example Input: 6341 # 3939 @ 9070 @ 6717 @ 7523 # 717 # 5107 @ 5830
Example Output:
25718