split the number without any operator

'''


Eg:
1232 ab+cd -> a:1, b:2, c:3, d:2 -> 12+32 -> 44

Input

3413289830 a-bcdefghij
776 a+bc
12345 a+bcde
1232 ab+cd
90602 a+bcde

Constraints:
N is in range [100, 1000000000]
Assume that only valid expressions are provided (no leading zeros)

I/p : 1232 ab+cd


'''

import sys

test_cases = open(sys.argv[1], 'r')
for line in test_cases.read().splitlines():
    operation = '+' if '+' in line else '-'
    input = line.split()
    numbers = input[0]
    if int(numbers) > 100 and int(numbers) <  1000000000:
        expression = input[1]
        index = expression.index(operation)
        left=numbers[:index]
        right=numbers[index:]

        if operation == '+':
            print int(left)+int(right)
        else:
            print int(left)-int(right)

test_cases.close()