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.

Input: Consider Input: On 3 consecutive passes , a football team gain 7 yards , loses 31 yards , gains 24 yards . What number represents the total net net yardage ?

Output: 0


Input: Consider Input: There are 36 students trying out for the school 's trivia teams . If 9 of them did n't get picked for the team and the rest were put into 3 groups , how many students would be in each group ?

Output: 9


Input: Consider Input: Debby 's class is going on a field trip to the zoo . If each van can hold 9 people and there are 40 students and 14 adults going , how many vans will they need ?


Output: 6