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

Ex Input:
At the fair there were 10 people in line for the bumper cars . If 2 of them got tired of waiting and left and 2 more got in line , how many people would be in line ?

Ex Output:
10


Ex Input:
For Halloween Faye scored 47 pieces of candy . She ate 25 pieces the first night and then her sister gave her 40 more pieces . How many pieces of candy does Faye have now ?

Ex Output:
62


Ex Input:
April 's discount flowers was having a sale where each rose was 7 dollars . If April started with 9 roses and had 4 roses left , how much money did she earn ?

Ex Output:

35