You are given a math word problem and you are supposed to apply a single mathematical operators like addition, subtraction, multiplication or division on the numbers embedded in the text to answer the following question and then only report final the numerical answer.

Ex Input:
Frank worked 8 hours on the first 4 days of the week . How many hours did he work in all ?

Ex Output:
32


Ex Input:
22 boys went down the slide . 13 more boys went down the slide . How many boys went down the slide ?

Ex Output:
35


Ex Input:
There were a total of 27 soccer games during the 3 month season . If the games are equally divided , how many soccer games are played a month ?

Ex Output:

9