Given a math word problem, answer the following question. You might need to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the question and then only report the final numerical answer.

Ex Input:
there 95 colored lights on a christmas tree . 26 of them are red 37 of them are yellow and the rest are blue . how many blue lights are there on the christmas tree ?

Ex Output:
32

Ex Input:
a worker at a medical lab is studying blood samples . the first sample contained 1410 blood cells . the second 1 contained 6908 more than the first . about how many blood cells were in the second sample ?

Ex Output:
8318

Ex Input:
cody had 45 dollars . for his birthday he got 9 more dollars but spent 19 on a new game . how much money does he have now ?

Ex Output:
35