The task is to generate the correct answer for a given math problem.

Input: Consider Input: Problem: a train covers a distance of 12 km in 10 minutes . if it takes 8 seconds to pass a telegraph post , then the length of the train is

Output: 160 m


Input: Consider Input: Problem: a train crosses a bridge of length 200 m in 10 seconds and a lamp post on the bridge in 5 seconds . what is the length of the train in metres ?

Output: 200 m


Input: Consider Input: Problem: what is the remainder when 3 ^ 25 is divided by 5 ?


Output: 3