The Drunkard Riddle
Puzzle of the day 2038 – The drunkard problem
A drunkard walking in a narrow lane takes 5 steps forward and 3 steps backward, followed again by 5 steps forward and 3 steps backward, and so on. Each step is 1 m long and requires 1 s.
How long the drunkard takes to fall in a pit 13 m away from the start?