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.

Input: Consider Input: Maggi had 3 packages of cupcakes . There are 4 cupcakes in each package . She ate 5 cupcakes . How many are left ?

Output: 12


Input: Consider Input: A ship is filled with 5973 tons of cargo . It stops in the Bahamas , where sailors load 8723 more tons of cargo onboard . How many tons of cargo does the ship hold now ?

Output: 14696


Input: Consider Input: Jennifer has 72 cards . 61 are eaten by a hippopotamus . How many cards will Jennifer have ?


Output: 11