In this task, you need to answer the given multiple-choice question on the general math. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Ex Input:
Problem: total 85 matches are conducted in knockout match type . how many players will be participated in that tournament ? 
Options: a ) 85 , b ) 81 , c ) 53 , d ) 82 , e ) 84

Ex Output:
e


Ex Input:
Problem: by how much does the larger root of the equation 2 q ^ 2 + 5 q = 12 exceed the smaller root ? 
Options: a ) 5 / 2 , b ) 10 / 3 , c ) 7 / 2 , d ) 14 / 3 , e ) 11 / 2

Ex Output:
e


Ex Input:
Problem: what is the remainder when 8 ^ 714 is divided by 5 ? 
Options: a ) 2 , b ) 3 , c ) 1 , d ) 0 , e ) 4

Ex Output:

e