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:
chris gave his 35 friends 12 pieces of candy each . how many pieces of candy did chris give his friends ?

Ex Output:
420


Ex Input:
a mailman has to give 28 pieces of junk mail to each block . if there are 4 houses on a block how many pieces of junk mail should he give each house ?

Ex Output:
7


Ex Input:
a bee has 6 legs . how many legs do 8 bees have ?

Ex Output:

48